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TNG

Public Data Access Overview / Discussion Forum

Technical
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Is it possible to download data from jupyterlab with SSH?
6
6 Mar '21
Analysis packages (scida, yt, pynbody, paicos, temet)
9
9 Mar
Loading all (global) particle data in subsets/chunks (avoid running out of memory)
6
18 Sep '25
Matching objects between supplementary catalog and group catalog
8
2 Apr '25
match snapshot particles with their halo/subhalo
36
24 Nov '24
Particle Coordinates too small/large (periodic box) (periodic boundary conditions)
5
24 Oct '18
JuypterLab 503 : Service Unavailable
3
1h
Defining the major merger ratio
1
9h
Eumeration scheme for particle IDs (PIDs) of the dark matter particles in the initial conditions
4
10 Mar
Utilizing DisPerSE to determine what environment a subhalo belongs to (filament, cluster, void)
3
3 Mar
SubfindIDLastMajorMerger
5
24 Feb
Issue with BH merger catalog
6
13 Feb
Extracting subhalo IDs from Halo ID
2
13 Feb
Extracting major mergers within a given redshift
3
10 Feb
TNG data files for running simulations
2
3 Feb
subhalo mass vs. snapshot number (dips)
2
12 Jan
GFM_StellarPhotometrics for all SNAPS
2
7 Jan
merger trees for the subhalos of a given halo
3
24 Dec '25
Regarding Panphasia (initial conditions)
5
3 Dec '25
Initial Conditions difference between snap_ics.hdf5 and Gadget4 output at z=127 using the same seed
2
25 Nov '25
index 4294967295 out of bound (GroupFirstSub)
2
19 Nov '25
Defining when a merger occurs
2
16 Nov '25
vel_x field in API
2
3 Nov '25
Clarification on the definition of j_z / j_circ in your TNG50 MW/M31-like galaxy catalogue
2
1 Nov '25
403 Error when Downloading snapshot.
2
31 Oct '25
TNG-Cluster profiles for < 5R200c (loadOriginalZoom)
3
23 Oct '25
Visualize Galaxies and Halos - JupyterLab plots
2
23 Oct '25
The star formation rate in TNG-Cluster
3
6 Oct '25
Descendants of Clusters and Zoom-in Status in TNG-Cluster
3
29 Sep '25
Tree algorithm parameters
2
8 Sep '25
SCIDA load times in TNG Cluster
2
8 Sep '25
Request about L-Galaxies Catalogue for the TNG 300
3
20 Aug '25
TNG Cluster X-Ray Offset Clarification
4
20 Aug '25
The positions of the tracer particles
7
19 Aug '25
Subhalo flag of central subhalo
5
19 Aug '25
how to identify a specific merger event given a merger tree
2
18 Aug '25
BH merger separation resolution
2
18 Aug '25
Accessing "JWST-CEERS Mock Galaxy Imaging" catalog (in the Lab)
2
18 Aug '25
Extracting minor mergers from TNG
8
18 Aug '25
Interaction between TNG-Cluster's zoom simulations
2
8 Aug '25
reliable minimum radius given gravitational softening
4
21 Jul '25
HTTPError: 403 Client Error
3
19 Jul '25
To get global IDs from the Subhalo IDs
2
17 Jul '25
Personal environments in the JupyperLab workspace
2
13 Jul '25
Tracing of elements and their sources
2
13 Jul '25
Using PySpark for Scalable Processing of IllustrisTNG Simulation Data
1
8 Jul '25
What is the time resolution of BH_Mdot in TNG simulations?
3
3 Jul '25
Extracting Line of Sights using Trident Compound Rays
2
2 Jul '25
Temperature fields on visualization tool
3
1 Jul '25
TNG-Cluster Initial conditions
3
30 Jun '25
The low resolution contamination in TNG-Cluster
3
30 Jun '25
The overlap between different zoom simulations in TNG-Cluster
3
30 Jun '25
Star Formation Threshold Density
3
16 Jun '25
Jupyter lab 503 error (trying to open large file)
6
10 Jun '25
Halo ID Matching in TNG-Cluster and LHaloTree Data
3
27 May '25
At which scale are gas physics resolved in AREPO moving mesh?
2
23 May '25
the matter power spectrum of TNG300-1-Dark
5
19 May '25
JupyterLab: 500 : Internal Server Error
2
19 May '25
Lab: Kernel dies loading GFM_Metals
2
8 May '25
The meaning of particleIDs
2
6 May '25
The parameters of disc galaxies in TNG
4
5 May '25
The mass of the low resolution particle in TNG-Cluster
6
25 Apr '25
TNG-Cluster data elimination query
3
22 Apr '25
Extracting all data within a cube
2
21 Apr '25
Will AGN launch wind particles?
2
17 Apr '25
Searching for progenitor
2
14 Apr '25
Question Regarding SubLink Merger Tree Consistency Across Snapshots
2
9 Apr '25
Get halo ID from subhalo ID
5
9 Apr '25
Kinetic feedback of the TNG
3
8 Apr '25
sha256sum mismatch in TNG50-2
8
8 Apr '25
FOF algorithm
4
3 Apr '25
To get the binding energy of wind particles
8
1 Apr '25
JupyterLab: accessing supplementary catalogs (postprocessing)
5
27 Mar '25
Visualization API filters for Euclid
2
27 Mar '25
Vmax of Clusters in TNG-cluster
2
23 Mar '25
Is there any catalog of filaments/knots/sheet/void of TNG 50-1
2
23 Mar '25
500 : Internal Server Error
5
19 Mar '25
GroupContaminationFracByMass & GroupContaminationFracByNumPart in TNG-Cluster
2
18 Mar '25
Centre of mass "CM" versus position of most-bound particle "pos" difference
3
10 Mar '25
About "DesNumNgbBlackHole"
3
10 Mar '25
Get all the subfindIDs of the progenitors of a given subhalo
4
2 Mar '25
Find the closest halo of a given halo
3
26 Feb '25
500 error for SubLink_gal on TNG100-1
3
25 Feb '25
match Subfind subhalo within this FoF group
2
24 Feb '25
Neutral Hydrogen Abundance in Mini Snaps
15
20 Feb '25
Error 403 for downloading all chunks of snapshot 99 from TNG100
2
19 Feb '25
Multiple descendants for some subhalos
4
12 Feb '25
Downloading a Subvolume of Snapshot Data Using the API (or Lab)
2
6 Feb '25
SSL certificate expiration errors (Feb 2025)
3
5 Feb '25
Reading HDF5 supplementary data catalogs (with IDL)
3
4 Feb '25
Alignment and rotation of satellite galaxies and stellar particles
3
31 Jan '25
"Internal Server Error: 500"
4
30 Jan '25
Subhalo number vs Halo number (Lots of small halos with no subhalos)
3
30 Jan '25
details about MWM31s cutouts
6
23 Jan '25
Matching DMO particles between the TNG and DMO simulations.
8
22 Jan '25
NeutralHydrogenAbundance Computation
2
21 Jan '25
Initial conditions in JupyterLab
3
20 Jan '25
Using Subhalo Cutout Files With Pynbody
3
20 Jan '25
Morphology for TNG100-1
2
20 Jan '25
Loading "inner fuzz" particles
2
20 Jan '25
Truncation error when reading subhalos data
3
16 Jan '25
Halo Structure catalog: NaN values
6
10 Jan '25
Catalog of disturbed galaxy in TNG50 MW/M31 sample
1
8 Jan '25
Exception: Group catalog does not have requested field [SubhaloFlag]!
5
31 Dec '24
Loading the main descendant branch
3
27 Dec '24
relaxed and un-relaxed halo
4
16 Dec '24
List of all FoF group halo IDs
5
3 Dec '24
Cutouts in the Lab
3
29 Nov '24
calculate the mass of galaxy of each stellar density slice
4
23 Nov '24
Radius between Subhalos and Distance between them
3
23 Nov '24
Using the Visualize Galaxies and Halos tool with TNG-Cluster
2
21 Nov '24
An issue of launching Jupyterlab
4
7 Nov '24
Accessing the "fuzz" (spatial query/cutout)
11
7 Nov '24
halo maximum circular velocity
6
6 Nov '24
Unable to use Jupyter Lab
6
5 Nov '24
The merger numbers of the sublink_gal merger trees
9
2 Nov '24
Plotting GroupPos for a halo in a snapshot
3
28 Oct '24
FOF halo data vs. total particle data
2
27 Oct '24
Questions about snapshot header and cosmological parameters
6
17 Oct '24
Failed to get SubhaloFlag
3
15 Oct '24
Attribute Error: module 'illustris_python' has no attribute 'groupcat'
10
8 Oct '24
How i can find a path to fof_subhalo_tab_ for tng 300
5
14 Sep '24
Error in JupyterLab: OSError Due to No Space Left on Device
3
12 Sep '24
Accessing a specific halo ID's black hole info like BH_Mass. Coordinates
2
11 Sep '24
slow jupyterlab
4
11 Sep '24
Problem with Accessing Simulation Data Files in JupyterLab
5
9 Sep '24
Link star ParticleIDs to the progenitor gas ParticleIDs
5
4 Sep '24
Extracting Particle Data from TNG 100-3-Dark Simulation and Smoothing Lengths
2
30 Aug '24
Finding the progenitors corresponding to each subhalo at redshift 0
3
24 Aug '24
API tutorial Cookbook Task 2, different returns
2
23 Aug '24
Mass profile of a single gas cell
2
23 Aug '24
GFM_StellarFormationTime's problems
2
16 Aug '24
Generating mock stellar images of TNG50 subhalos
2
27 Jul '24
Converting subahlo velocity map from physical units [kpc] to degrees/[arcsec]
3
26 Jul '24
Quickly identifying "inner-fuzz" particles / which subhalo all the members of a FoF group are a part of
5
26 Jul '24
Finding which Galaxies belongs to which Halo
2
23 Jul '24
Does 'depth-first' in SubLink tree equal to 'main-branch'?
3
22 Jul '24
flags in subbox "Header"
3
22 Jul '24
skipped snapshots in merger trees (orbit integration)
9
17 Jul '24
How to obtain the softening lengths for each snapshot？
3
10 Jul '24
Rotation Curves from dynamical mass (Vmax of Subhalo cat do not match)
3
9 Jul '24
Why "SubhaloID" is not in the group catalog?
3
9 Jul '24
Speed up loading of halo catalogue
3
27 Jun '24
How to image the morphology of galaxies with TNG300 to study their z-evolution
3
27 Jun '24
File size variation in TNG300-1
2
27 Jun '24
Obtaining the values ​​of the absolute magnitude in the i band and the half-mass radius of the galaxies available from TNG50.
2
19 Jun '24
How to get the stellar yield tables that TNG used
3
11 Jun '24
Halo/Subhalo Minimum Mass Resolution in TNG50-1
2
11 Jun '24
Clarifying MassTable indices
2
11 Jun '24
z-evolution of stars in SubhaloMassInRadType in merger tree.
3
10 Jun '24
Accessing the TSA data
3
2 Jun '24
Get the concentration and virial mass of haloes
3
20 May '24
How can I identify the subhalo type(central/satellite) thorugh main progenitor branch?
2
14 May '24
How to cross data from Aperture Masses and Stellar Projected Sizes? Stellar Projected Sizes doesn't have SubfindID (or related)
2
10 May '24
Obtaining data of small cubic volume around target position
2
2 May '24
Use illustris_python to analyze merger tree of Gadget-4
3
29 Apr '24
How to Use 'Density' Field
3
28 Apr '24
questions about the data provided in the Ilustris-3 simulation
2
28 Apr '24
Magnetic field evolution of a selected galaxy cluster
2
28 Apr '24
Is there a way to make the illustris tng snapshots look like observation?
2
24 Apr '24
How to isolate dark matter mass from Group_M_Crit200
7
18 Apr '24
link subhalos to subbox snapshots
8
17 Apr '24
Efficient way to extract Subhalo Data using API
2
15 Apr '24
Cannot access JupyterLab (after updating/installing python package)
7
9 Apr '24
How to download a single halo/galaxy's particles?
4
8 Apr '24
Subfind Mass Fields
2
7 Apr '24
How to get TNG primary halo mass from local request
2
27 Mar '24
How to get all the subhaloIDs of the same halo?
3
18 Mar '24
Temperature floor for gas cells
5
17 Mar '24
Problems to install nbodykit package
4
12 Mar '24
TNG50-1 and TNG50-1-Dark SubhaloID
2
12 Mar '24
Calculate local overdensity without using large memory
2
2 Mar '24
Finding specific file for stellar and dark halo analysis.
6
27 Feb '24
Minimum number of particles to obtain averages
2
22 Feb '24
Box dimensions/extent of Halo/Subhalo Cutouts
2
8 Feb '24
Catalog of mergers/interacting pairs only
2
8 Feb '24
How to access supplementary data in the JupyterLab WorkSpace
7
8 Feb '24
Do I need to download a specific snapshot in order to determine its cosmic scale factor?
3
30 Jan '24
Need help with opening catalogs using python_illustris
2
23 Jan '24
Download an entire simulation locally
2
23 Jan '24
Subhalo switching
3
18 Jan '24
Meaning of Subboxes
2
18 Jan '24
Customising visualisation tool
2
2 Jan '24
TNG subboxes
5
30 Dec '23
Access subhalo id in a snapshot
2
9 Dec '23
How to find and visualize galaxy mergers/pairs?
22
8 Dec '23
Visualization algorithm
3
6 Dec '23
How to transform snapnum to time?
6
21 Nov '23
Particle number unmatched
2
19 Nov '23
Download idealized images from Bottrell+ (2023)
6
16 Nov '23
Cosmological parameters for synthetic stellar photometry
3
13 Nov '23
Lookback time values in simulation page
3
13 Nov '23
Simple ray generation Query using Trident.
3
29 Oct '23
Obtaining Progenitor ID for a given Particle ID of a star
6
25 Oct '23
How does the Visualize Galaxies and Halos get the velocity and velocity dispersion map?
3
24 Oct '23
The data type of the SubhaloFlag field
2
13 Oct '23
GFM_Metals is not available except snapNum=99 (z=0)
3
10 Oct '23
Does "SubhaloBHMass" mean SMBH mass？
3
10 Oct '23
Subhalo ID in the Galaxy Catalog
12
9 Oct '23
Black hole mass
3
7 Oct '23
Data in Subhalo Search does not match data accessed using `loadSubhalos` (sig figs issue)
5
26 Sep '23
How the LHaloTree was constructed
5
19 Sep '23
"HI" fields in the "Visualize Galaxies and Halos" tool
3
7 Sep '23
Cosmological time in TNG simulations
2
31 Aug '23
some questions about TNG50-1, connections between fof halo and central subhalo
4
23 Aug '23
SFH for individual gas particles
10
22 Aug '23
Adjacent SubhaloIDs mean adjacent Galaxies?
2
18 Aug '23
Dimension/Size of Snapshot/Cutout Data
2
9 Aug '23
Data Downloading Source (Different tools/methods)
5
9 Aug '23
Position of black hole seeds in halos
3
7 Aug '23
Merger tree inconsistency
2
7 Aug '23
May I download snapshot data of a specific halo by it's ID?
2
7 Aug '23
Particle IDs in the Particle Type "Dm"
20
7 Aug '23
Equivalence between SubfindID and SubhaloID
13
31 Jul '23
Unit Length in the 'SubhaloPos' field for the Subbox Subhalo List Catalog
2
30 Jul '23
TNG parameter file (for yt/trident)
11
30 Jul '23
Do I need offsets to load a single subhalo or its SFH in TNG50?
3
20 Jul '23
Radius used for Photometrics
2
18 Jul '23
Seed used in GenIC
3
26 Jun '23
May I download GFM_StellarFormationTime of PartType4 (stars / wind particles) only?
5
19 Jun '23
Unrecognized importlib.metadata modules in pyxsim
5
10 Jun '23
sup. Catalog BH merger TNG300-1: Disappearing BH IDs that are not in the Catalog
2
8 Jun '23
SubhaloHalfmassRadType_4 to physical kpc units
4
7 Jun '23
SubhaloMass field- includes DM mass?
2
5 Jun '23
How to obtain halo formation time?
3
25 May '23
Need Help Accessing 'SubfindHsml' in TNG50 Snapshot Data
2
20 May '23
research project question
2
16 May '23
Converting between Z/Z_solar and 12+log[O/H]
5
16 May '23
The treatment of gas mass return in the TNG simulations
2
15 May '23
find the DM halo associated with a galaxy
12
10 May '23
Time evolution of halo structure
4
6 May '23
Searching on Halo (FoF) properties
2
2 May '23
Does halo_id change with each snapshot?
3
24 Apr '23
Getting main progenitors direct mergers
2
18 Apr '23
Visualizing Milky Way/Andromeda-like Galaxies
2
10 Apr '23
Unable yt to create a particle plot (yt.ParticlePlot) of PartType4 particles (stars/wind particles)
3
6 Apr '23
Supplementary data download error
2
5 Apr '23
How to access the Next Progenitor ?
7
8 Mar '23
Stellar Age for TNG-100
6
8 Mar '23
Computation of the "SubhaloVmax" and "SubhaloVmaxRad"
3
5 Mar '23
"File Load Error for TNG50_4_last.ipynb, Unhandled error"
2
4 Mar '23
Running GALFIT on stellar light images
2
25 Feb '23
Building a galaxy catalog
9
14 Feb '23
Help in using the Data for research project.
2
7 Feb '23
Creating a 2D histogram of stellar mass distribution
3
3 Feb '23
Scale factor to look back time function
2
26 Jan '23
Permission denied (publickey) when git clone illustris_python
3
24 Jan '23
Do all subhalos have a descendant at interim snapshots?
5
16 Jan '23
Loading problem of Dark matter Particle
2
14 Jan '23
Custom vs built-in merger finder
3
11 Jan '23
cold and hot gas
8
5 Jan '23
[wget] on Snapdata-99 [16th] and [24th] slices of Illustris-1-TNG Dark throw 403 Forbidden.
2
3 Jan '23
Command not found error in the terminal
2
2 Jan '23
Downloading via wget on windows powershell
3
29 Dec '22
(il.snapshot.loadSubhalos) throwing Exception: Group catalog does not have requested field [SubhaloFlag]!
5
28 Dec '22
Halo level VS sub-halo level (w. mass criteria)
18
22 Dec '22
HDf5 Kinematic Decomposition file (forbidden resource?)
3
16 Dec '22
Rendering ['vis']['mergertree_sublink'] (pngs) instead of ['supplementary_data']['stellar_mocks']['image_subhalo']
7
15 Dec '22
Follow subhalos forward in time
2
11 Dec '22
Are subhalo IDs available in illustris_python searches?
3
2 Dec '22
JupyterLab workspace speed
3
28 Nov '22
Meaning of Merger Tree "SubhaloID"
3
24 Nov '22
Reading subbox snapshots particle data HDF5 group error (IDL)
6
22 Nov '22
Stellar potential energy in TNG100-1
3
21 Nov '22
Correspondence of SubHalo ID between subhalo catalog and circularity catalog
3
20 Nov '22
Can not save cutout files using python request package
3
20 Nov '22
FoF halos and gravitationally bound structures
3
16 Nov '22
Visualization API slices disagree with plotted coordinates
2
15 Nov '22
403 Forbidden when downloading my files
2
12 Nov '22
Load subsets using API
3
5 Nov '22
Using GIPSY to calculate baryonic rotation curves
2
4 Nov '22
Hash Sums
2
28 Oct '22
gaseous mass in subhalos
3
28 Oct '22
Recovering deleted notebook
2
25 Oct '22
Gas Particle Calculations Relative to Galaxy Centers
3
23 Oct '22
Internal Server Error: 500
3
20 Oct '22
trace gas cells
3
29 Sep '22
A question on how are the particles indexed
2
24 Sep '22
API querys and halos
4
19 Sep '22
Energy dissipation values
3
19 Sep '22
Inconsistency with original and MPB values
13
15 Sep '22
Velocity Field for Molecular Hydrogen
2
4 Sep '22
Data Specifications
2
4 Sep '22
SubfindDMDensity for Filament Visualisation
2
4 Sep '22
Potential profile
4
19 Aug '22
What's the difference bewteen SubhaloCM and SubhaloPos?
3
5 Aug '22
DNS problem on Jupyter Workspace: Temporary failure in name resolution
3
1 Aug '22
ERROR 403: Forbidden while downloading SubLink of TNG50-1
3
21 Jul '22
Loading spatial coordinates of particles using JupyterLab Workspace
3
20 Jul '22
Downloading data (in HDF5) for different snapshots
4
18 Jul '22
Source location for downloading data from JupyterLab workspace (rsync)
5
8 Jul '22
Finding halo/subhalo for star particles
3
6 Jul '22
SubhaloFlag for central subhalos is 1?
5
6 Jul '22
Select particles in spatial region (memory error)
3
4 Jul '22
Stellar Particle ID
7
30 Jun '22
The ID for high redshift galaxy that has no descendent
7
30 Jun '22
Analyzing the full TNG300-1 Snapshot
5
29 Jun '22
Noiseless initial density field for TNG-300-1-dark
4
27 Jun '22
Morphology of galaxies in TNG-100 z = 0.1
2
24 Jun '22
AttributeError: module 'illustris_python' has no attribute 'snapshot'
3
24 Jun '22
Conversion from comoving to physical coordinates
5
22 Jun '22
Solar abundance table
7
22 Jun '22
Almost all particles in halo have net negative cooling rate
9
30 May '22
Sublink Subhalo Matching?
5
30 May '22
Problem with computation in Lab (stops with no error)
3
29 May '22
404 Error when Downloading DisPerSE catalog
3
29 May '22
403 Error while accessing BlackHole and Catalog information from TNG300-3 Run
3
27 May '22
Magnetic field units
2
20 May '22
Gravitational potential in halos without the contribution from particles external to the halo
5
18 May '22
How is the snapshot data of subboxes organized?
3
9 May '22
BH merger trees
2
28 Apr '22
How to find a complete minor merger tree
12
27 Apr '22
Sublink_mdb output
6
24 Apr '22
Why do StellarHsml not always enclose the closest 32 star particles?
6
22 Apr '22
Calculating comoving densities of stars
8
20 Apr '22
Can't get potential of stellar particles using API
2
19 Apr '22
Stellar Mass Distribution images of galaxies from Rosas-Guevara+10
2
18 Apr '22
smoothing kernel size when calculating SubfindDMDensity for star particles
2
15 Apr '22
Stellar mock images in TNG
7
15 Apr '22
Subfind ID at snap that not recorded in merger tree
5
14 Apr '22
Snapshot data missing (in Lab)
2
11 Apr '22
Nucleus of dark matter halos
5
24 Mar '22
Identify the stage of a galaxy merger
8
24 Mar '22
(Down)loading only specific regions
3
24 Mar '22
TNG50-1 : Temporary failure in name resolution
4
18 Mar '22
Molecular and atomic hydrogen (HI+H2) galaxy contents catalogs : HTTP 403 Forbidden
3
18 Mar '22
Edge-on rotation matrix for subhalos
3
18 Mar '22
How to access to the Subfind ID of the Next Progenitor subhalo
3
17 Mar '22
Halo Structure not found
3
8 Mar '22
Missing data in SFR supplementary catalog?
2
8 Mar '22
TNG300-1 Initial Conditions File
5
24 Feb '22
Downloading snapshot data in the Lab
3
23 Feb '22
Supplementary, angular momentum
2
14 Feb '22
SDSS Photometry, Colors, and Mock Fiber Spectra restricted to 30 physical kpc?
4
11 Feb '22
Using remote API to select subhaloes based on 'SubhaloFlag'
2
11 Feb '22
CMB temperature and neutrino mass
2
6 Feb '22
Subfind Algorithms
5
28 Jan '22
Running a script in JupyterLab
4
27 Jan '22
Extracting subset of ICs
2
26 Jan '22
Circularity of edge-on galaxies vs circularity of projected galaxies
5
20 Jan '22
Ionized Gas Mass in API Version?
5
18 Jan '22
Gas density over intergalactic medium
2
13 Jan '22
TNG300-1 Gas particle data mising
5
4 Jan '22
Issue with getting plots for particular elliptical subhalo at certain redshifts
6
2 Dec '21
Euler angles of rotated galaxy
3
2 Dec '21
Looking at subhalo descendents with merger trees
9
23 Nov '21
How to use Stellar Assembly
4
17 Nov '21
TNG gravity only setup
2
17 Nov '21
download problem (error 500 with wget)
4
7 Nov '21
Calculate the neutral hydrogen HI masses for each halo
5
2 Nov '21
Masses of blackhole
6
30 Oct '21
Visualization Magnitudes
8
28 Oct '21
Differentiating between spiral and elliptical galaxies
2
27 Oct '21
JupyterLab Down?
2
21 Oct '21
FInding Age of Subbox Snapshots
2
8 Oct '21
Black Holes linked to Subhalos
6
30 Sep '21
subhalos not in the tree
3
23 Sep '21
Extracting galaxies/subhalo from entire data volume
5
7 Sep '21
Some problems about Halo 0
2
30 Aug '21
gas particle ID to parent subhalo ID
4
22 Aug '21
How to get subhalo's ID in one group/halo?
3
18 Aug '21
Cell Cooling Rate in Mini Snapshot
2
16 Aug '21
get halo's particle sample when only partial snapshot data are available?
2
10 Aug '21
Subfind subhalos and mass definitions
3
7 Aug '21
GFM_StellarPhotometrics and model A in Nelson+ (2018a)
3
6 Aug '21
Getting the main descendant branch of a subhalo
3
26 Jul '21
Cannot be downloaded Stellar Circularities
5
22 Jul '21
Nearest neighbour
3
19 Jul '21
Finding dataset to make 3D Plots with TNG50
3
17 Jul '21
Finding Positions and Velocities of Subhalos in Subbox
3
9 Jul '21
How to get halo_id
7
7 Jul '21
Angular momentum/spin of gas only
5
6 Jul '21
Indexing of the root subhalos in TNG300-1
9
30 Jun '21
Are you going to add scripts for Fortran95 ?
3
29 Jun '21
cannot read dataset
4
28 Jun '21
How to know the host halo's position
5
28 Jun '21
Determining locations of galaxies in TNG
6
16 Jun '21
Determining Which Subhalos Belong to Which Halo in a Subbox
4
15 Jun '21
Unable to work with JupyterLab Workspace
3
4 Jun '21
dusty and dustless abs magnitudes in TNG
5
27 May '21
chunks per snapshot
5
27 May '21
How to get the ionization states?
2
21 May '21
Binding energy of stellar particles
3
12 May '21
CenterOfMass for PartType0
2
4 May '21
Creating metallicity and stellar age maps
5
28 Apr '21
Downloading high-resolution face-on disk galaxy images from TNG50
15
27 Apr '21
Softening lengths
2
27 Apr '21
negative GFM_CoolingRate
3
22 Apr '21
Massive sublink file for TNG50-1-Dark
2
21 Apr '21
Circularity of Subhaloes
5
14 Apr '21
BH Mergers id_out
3
12 Apr '21
How to find subhalo(galaxy) IDs
3
5 Apr '21
How to confirm one line of sight ?
5
5 Apr '21
The SubfindID of the subhalo’s descendant
9
29 Mar '21
Particles Periodic Box size
3
29 Mar '21
Loading subsample of all particles of given type
4
24 Mar '21
Zero baryonic mass in host galaxy of BH provided in BH mergers file
16
23 Mar '21
Aligment of disks in TNG50
3
22 Mar '21
Inconsistencies between particle/halo coordinates?
7
15 Mar '21
Average Merger Histories Issues
4
10 Mar '21
Surface brightness I_e in SKIRT Synthetic Images and Optical Morphologies catalogues
3
10 Mar '21
Following Subhalo ID in time
2
4 Mar '21
Best way to get galaxies into a dataframe
5
3 Mar '21
Volume of a gas cell
8
1 Mar '21
Working in collaboration using same jupyter Lab
2
1 Mar '21
Not loading particle data TNG50-1
3
26 Feb '21
Not able to locate field associated to 3D [x_i, y_i, z_i] position of ith HI-galaxy in the HI-gal catalog
2
26 Feb '21
Are the HDF5 files giving the group catalog compatible with the CAESAR software
3
18 Feb '21
Tracing mergers in time
4
16 Feb '21
Snapshots and redshifts
11
15 Feb '21
LupyterLab
3
15 Feb '21
Offset Loading
4
9 Feb '21
DM Particle Displacement Grid
20
8 Feb '21
Looking for disk to non-disk transitions in TNG50
3
4 Feb '21
How to load TNG snapshots in parallel by using Python module "mpi4py"?
2
29 Jan '21
Tracking down galaxies (subhalos) of a massive halo
3
28 Jan '21
Angle Fitting for Galaxies
2
22 Jan '21
API analogs to the illustris_python module (python)
6
14 Jan '21
velocity map
3
25 Dec '20
Stellar half mass radius
2
22 Dec '20
Tracking down subhalos
5
15 Dec '20
a few questions regarding sublink merger trees
15
3 Dec '20
Available catalog for Stellar Age?
5
30 Nov '20
blackhole_mergers.hdf5 and blackhole_details.hdf5 in Lab
2
12 Nov '20
Using TNG100 vs TNG300
3
11 Nov '20
Quick Way To Get Info On Nearby Halos?
5
10 Nov '20
L-Galaxies Halos
5
18 Oct '20
Number of groups vs subgroups in file
2
15 Oct '20
Merger catalogs with merger and progenitor information
4
9 Oct '20
ID arrays
7
2 Oct '20
Questions about how subhalo IDs work
5
29 Sep '20
Problem with loadSubhalo() "KeyError: 'NumPart_Total'"
5
27 Sep '20
Errors with URLs (502, 503)
6
27 Sep '20
A strange bug about hdf5 file created by myself
4
20 Sep '20
Beginning the example scripts tutorial (git clone)
3
14 Sep '20
Viewing angles used in "SDSS Photometry, Colors, and Mock Fiber Spectra" data catalogs
3
1 Sep '20
what's the difference of the 'SubfindDMDensity' between PartType0,1,4
10
18 Aug '20
How do we know the density of one specific coordinate ？
5
18 Aug '20
Why do we need 'bitwise or' ?
2
18 Aug '20
GFM_Metals field in lighter snapshots of TNG300-1
3
6 Aug '20
DM Subhalo Potential
8
4 Aug '20
Converting mock image counts to flux / magnitudes
3
31 Jul '20
Confused About MPB Subhalo Trees
2
29 Jul '20
definition of GFM_StellarFormationTime
3
21 Jul '20
get median curve of task9
6
16 Jul '20
Downloading local copy of data
2
23 Jun '20
Efficiently Accessing all Particles Around Halo CM
4
19 Jun '20
JupyterLab 3D Interactive Plot Command
2
18 Jun '20
Further information on mergers from trees
3
13 Jun '20
Batch Download MPB Subhalo Trees With API?
3
4 Jun '20
Matching subhalos across resolutions
3
3 Jun '20
Deriving ionised electron densities within IllustrisTNG
13
13 May '20
Potential field for TNG300-3-dark
3
13 May '20
Dark Matter densities in IllustrisTNG
5
12 May '20
recommendations for loading data in neighbourhood of a halo
2
8 May '20
Morphology for TNG300-1
7
23 Apr '20
SubhaloFalg in merger tree
3
26 Mar '20
Tracking all subhalos of specific halo at different snapshots
6
13 Mar '20
Subhalo indexing and Data Spec for SubhaloStellarPhotometrics
2
13 Mar '20
Best way to find interacted pair in SubLink merger tree
3
12 Mar '20
Halo Evolution
3
9 Mar '20
Loading Illustris into yt
2
9 Mar '20
Morphology
2
9 Mar '20
About DM particles of different halos
5
28 Feb '20
Accessing the initial positions of the dark matter particles.
4
26 Feb '20
Match fof halos between baryonic and gravity-only runs TNG300
2
20 Feb '20
Plotting over various subhalos
2
19 Feb '20
Save groupcat as csv for illustris-1(snapshot135)
3
13 Dec '19
Using API to search criteria for FOF halos rather than subhalos
11
10 Dec '19
Download a subset of particles in snapshots
2
29 Nov '19
Questions for Illustris simulation data and galaxy main sequence
6
29 Nov '19
Evaluating alternatives among grid representations
2
19 Nov '19
Full merger trees
4
19 Sep '19
Accessing merger tree root mass without opening tree file
5
27 Aug '19
Data download
2
11 Jul '19
TNG Subbox Question
6
10 Jul '19
Loading the TNG100-1 data
3
9 Jul '19
Accessing Individual Subhalo Snapshot Data
2
9 Jul '19
stellar particle IDs
5
27 Jun '19
IllustrisTNG smoothing length
2
14 Jun '19
Hot to obtain Subhalo ID from group catalog and offsets
5
13 May '19
ParticleIDs problem between Illustris-1 and TNG-100
2
9 May '19
Finding HaloID from groupCat
2
21 Apr '19
combine hdf5 file
2
17 Apr '19
Definition of Dataset 'id_group'
2
11 Apr '19
loadTree question
3
21 Mar '19
missing header information in snapshot files (TNG100-1)
4
20 Mar '19
Extracting part of the merger tree
3
25 Feb '19
Is there any visualization tools for IllustrisTNG data?
4
28 Jan '19
How to get info and center of mass of halo from FoF and Subfind file? Keys?
7
23 Jan '19
Parts of simulation box
2
17 Jan '19
The field list is not complete
4
8 Jan '19
C++ io
3
29 Nov '18
Snapshot split
6
14 Nov '18
How to pre-read data size before downloading?(API selective download)
4
6 Nov '18
Warning, empty return. Subhalo [i] at snapNum [j] not in tree
2
11 Jun '18
Accessing to Merger Trees (SubLink)
7
27 Apr '18
Determining Chunk of Subhalo
2
25 Apr '18
Confusion between subhalos and halos
2
21 Apr '18
Missing Header extract subset of snapshots particles
6
30 Mar '18
Saving sublink merger data for certain subhalo ids
4
25 Mar '18
calling particle data (il.snapshot.loadSubhalos) with SubhaloID from merger trees (il.sublink.loadTree)
3
9 Dec '17
Header missing from Snapshot data downloaded through the API
8
9 Nov '17
Streamlined access to API data
15
25 Sep '17
Projecting a smaller subset of the simulation box
2
21 Jul '17
Simple way to greatly expand API usability
6
21 Jul '17
Using 'snapshot.py' to extract non-Illustris hdf5
4
4 Jul '17
Empty return warning in sublink.py
5
25 Jun '17
Efficient way to download snapshot data for environment?
3
13 Jun '17
Indexing back to subhalo catalog after removing halos with certain values
2
16 Jan '17
Retrieving DMO subhalo parent
3
16 Jan '17
ParticleIDs in Illustris-1-Dark are too large
4
14 Jan '17
Accessing Offset Files
2
3 Nov '16
importing illustris_python
3
30 Sep '16
Python script for cutouts from the Group Catalog Search?
2
8 Sep '16
Downloading specific tree files
6
29 Jul '16
List all ParticleIDs for a Subhalo
3
21 Jul '16
Download time for individual subhalos has significantly increased
2
17 Jul '16
Accessing merger trees of individual halos
6
14 Jun '16
How to get the index of a particle in snapshot file when particle ID is known?
4
18 May '16
SubhaloIDs and merger trees
8
4 May '16
Illustris Web API: search_query syntax
4
22 Apr '16
cutouts with tracer particles
2
26 Jan '16
zero-size array when calling to trees
3
3 Jul '15
No module named illustris_python
3
2 Jul '15
Accessing Next Progenitor Sublink ID
5
20 May '15
Illustris Web API - performance in accessing a single field per subhalo
3
20 May '15
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