TNG

Public Data Access Overview / Discussion Forum

All Categories
Create Topic
Changes and Additions
33
20 Feb
Morphology for TNG300-1
4
4 Apr
About the meaning of the SubhaloParent
9
3 Apr
Virial Mass of A Subhalo
3
28 Mar
SubhaloFalg in merger tree
3
26 Mar
Subhalo switching
2
25 Mar
Peculiar Velocities
2
21 Mar
Spatial resolution (softening length, minimum length)
2
19 Mar
Black hole masses
5
19 Mar
Tracking all subhalos of specific halo at different snapshots
6
13 Mar
Subhalo indexing and Data Spec for SubhaloStellarPhotometrics
2
13 Mar
Best way to find interacted pair in SubLink merger tree
3
12 Mar
Halo Evolution
3
9 Mar
Loading Illustris into yt
2
9 Mar
Morphology
2
9 Mar
how to recover GFM_StellarPhotometrics
4
2 Mar
502 Server Error
3
28 Feb
About DM particles of different halos
5
28 Feb
Accessing the initial positions of the dark matter particles.
4
26 Feb
Match fof halos between baryonic and gravity-only runs TNG300
2
20 Feb
Plotting over various subhalos
2
19 Feb
No Kernel in JupyterLab
4
9 Feb
Major mergers identifications
10
28 Jan
Subhalo face-on vector values
6
14 Jan
what's the difference of the 'SubfindDMDensity' between PartType0,1,4
3
13 Jan
how to get the Mass stellar Volume Density data?
3
13 Jan
Save groupcat as csv for illustris-1(snapshot135)
3
13 Dec '19
Zero stellar half mass radius and nonzero SFR
6
12 Dec '19
Deriving ionised electron densities within IllustrisTNG
7
11 Dec '19
The Most Detailed Simulation of Our Universe Ever
1
11 Dec '19
400 Client Error: Bad Request for url: xxxx
6
11 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
How to identify subhalos containing well-formed galaxies?
5
29 Oct '19
Equivalence between SubfindID and SubhaloID
8
28 Oct '19
Supernova rate
4
25 Oct '19
Failed: Bad file descriptor / unknown error
8
24 Oct '19
which stellar mass ?
2
23 Oct '19
Field galaxies
6
21 Oct '19
a few questions regarding sublink merger trees
11
13 Oct '19
Mass distribution of galaxies
3
26 Sep '19
ERROR 500: Internal Server Error upon downloading parent halo cutout from TNG300-1
6
24 Sep '19
AGN identification
3
23 Sep '19
Accessing the "fuzz"
6
23 Sep '19
Potential field for TNG300-3-dark
2
23 Sep '19
Full merger trees
4
19 Sep '19
Group catalogue: downloading only certain columns
3
14 Sep '19
403 forbidden
3
12 Sep '19
Will the filaments catalogue be released?
2
10 Sep '19
HaloMass
6
4 Sep '19
Download error 500
2
29 Aug '19
magnitudes: h-dependence
2
28 Aug '19
Accessing merger tree root mass without opening tree file
5
27 Aug '19
Problem with API example scripts
5
26 Aug '19
Can I find the BCG(galaxy) in the GroupFirstSubhalo?
6
20 Aug '19
Mass Loss due to Stellar Evolution
4
16 Aug '19
403 ERROR occurred when downloading "snap_ics.hdf5"
3
16 Aug '19
Critical density at z=0
2
15 Aug '19
Question about calculating the Baryonic Tully Fisher Relation
3
19 Jul '19
Download EROOR 404
5
19 Jul '19
Subhalos without merger tree
2
19 Jul '19
JupyterLab illustris_python warning
3
18 Jul '19
Simulated galaxy images for test data
4
17 Jul '19
Velocity dispersion of particles inside a subhalo
5
17 Jul '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
Typo in Snapshots Data Specification?
6
3 Jul '19
Subhalos without progenitor
3
3 Jul '19
Central and satellite Galaxies
6
2 Jul '19
Subfind Algorithms
3
2 Jul '19
Converting given metallicities to log(O/H)+12
2
27 Jun '19
stellar particle IDs
5
27 Jun '19
Discrepancy between "visualization of galaxies and halos" online and halos loaded from data
5
25 Jun '19
distance ckpc/h
3
21 Jun '19
IllustrisTNG smoothing length
2
14 Jun '19
The solar metallicity
2
14 Jun '19
Halo and Subhalo Questions
6
13 Jun '19
500 Server Error when trying to access black hole particle information
3
10 Jun '19
Group_M_Crit200 defination
2
22 May '19
halo match between DM only and with baryon simulation
2
17 May '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
Question regarding how Halo Catalog chunks are divided
5
6 May '19
Halo Catalog files returning identical SubhaloCM for every file
2
3 May '19
Snapshot with Time[Gyrs]
2
1 May '19
Problem with downloading the group catalog
3
1 May '19
Issue Downloading Snapshots
2
22 Apr '19
Finding HaloID from groupCat
2
21 Apr '19
halo center in FOF catalog
2
17 Apr '19
combine hdf5 file
2
17 Apr '19
How to trace galaxies(subhalos) in different snapshots
13
16 Apr '19
Error 500
3
16 Apr '19
X-ray mock observations from IllustrisTNG simulations
2
15 Apr '19
Server Errors on TNG and Illustris Sites
2
15 Apr '19
Definition of Dataset 'id_group'
2
11 Apr '19
Illustris-1 some snapshots missing particle information
6
9 Apr '19
Spiral galaxy image data
29
3 Apr '19
Issue with Illustris tutorial: error fie not found
4
2 Apr '19
Morphology downloading question
2
1 Apr '19
DM Vmax value of hydrodynamic halos
2
24 Mar '19
loadTree question
3
21 Mar '19
Halo Center in Illustris TNG300-1
2
20 Mar '19
missing header information in snapshot files (TNG100-1)
4
20 Mar '19
Most GroupMass in TNG100-1 are 0.
2
20 Mar '19
Cutout querry for snapshot
2
19 Mar '19
stellar masses units
2
19 Mar '19
Information in 'Header' group missing
11
6 Mar '19
TNG100 Spiral Galaxy Data
5
3 Mar '19
Extracting part of the merger tree
3
25 Feb '19
Particle mass in TNG300-3-dark and substructure
3
18 Feb '19
Number of features in datasets
2
15 Feb '19
hydrogen mass fraction
2
31 Jan '19
Is there any visualization tools for IllustrisTNG data?
4
28 Jan '19
Group Catalog Search - snapshot extraction not working
3
23 Jan '19
How to get info and center of mass of halo from FoF and Subfind file? Keys?
7
23 Jan '19
how to get the bulge(star) mass or ratio between bulge(star) mass and total(star) mass?
7
20 Jan '19
Parts of simulation box
2
17 Jan '19
most SFR are zero in TNG100-1
4
10 Jan '19
The field list is not complete
4
8 Jan '19
Error 404 Not Found on all Illustris data
2
30 Dec '18
The checksums.txt can not be downloaded
2
30 Dec '18
ERROR 404 when retrieiving TNG100-1-Dark content
4
21 Dec '18
SubhaloLenType(PartType4)
3
10 Dec '18
Illustris-1, Snapshot 101, Chunks 147 and 154 Not Available
1
7 Dec '18
Error 503
2
29 Nov '18
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
Dwarf galaxies
5
27 Oct '18
Some questions on 'particles'
5
24 Oct '18
Region selecting
2
14 Sep '18
Trying to draw some physically meaningful known graphs
5
14 Sep '18
AGN Feedback and Stellar Feedback
8
2 Sep '18
Supplementary Data Catalogs "not found"
7
21 Aug '18
wget fails to connect to data.illustris.org
2
21 Aug '18
Illustris-3 Snapshots wget download : Error 404 : Not Found
3
21 Aug '18
subhalo finder
2
16 Aug '18
subhalo's spins
3
15 Aug '18
IOError: Unable to open file
2
18 Jul '18
merger
9
18 Jul '18
Calculating the effective stellar mass from SFR along the tree of a subhalo
8
13 Jul '18
Warning, empty return. Subhalo [i] at snapNum [j] not in tree
2
11 Jun '18
NFW parameters for halos?
2
4 Jun '18
dwarf galaxies
2
21 May '18
3D Trees in Subhalo Search
3
14 May '18
How to calculate neighbour(3/4Mpc) mass density for subhalos at z=0?
5
10 May '18
A lager sample of galaxies which are merging.
4
10 May '18
About Photometry
4
10 May '18
Fields of loadTree()
2
9 May '18
Accessing to Merger Trees (SubLink)
7
27 Apr '18
resolution
2
27 Apr '18
X-ray lightcone
8
26 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
How do you calculate the virial radius
2
12 Mar '18
voids, filaments
4
7 Mar '18
Initial Conditions
3
2 Feb '18
subhalomass
5
1 Feb '18
500 Server Error when trying to get the main progenitor branch from LHaloTree
3
7 Jan '18
calling particle data (il.snapshot.loadSubhalos) with SubhaloID from merger trees (il.sublink.loadTree)
3
9 Dec '17
could you upload virial radius of subhaloes?
2
3 Dec '17
question when using subhalo catalog(subhaloparent)
2
18 Nov '17
Studying tSZ effect from Illustris
4
18 Nov '17
Typo in data specification of volume?
2
17 Nov '17
[Illustris-1] FITS pixels for higher-resolution photometry
4
14 Nov '17
Voronoi grids from cutouts
9
10 Nov '17
Header missing from Snapshot data downloaded through the API
8
9 Nov '17
Is is possible to use the FoF catalogs from the full simulation runs on the corresponding subboxes?
8
2 Nov '17
type of galaxies
2
30 Oct '17
surface brightness, subhalos
4
16 Oct '17
Streamlined access to API data
15
25 Sep '17
[Illustris-1] Subhalos with mass_dm = 0.0
2
7 Sep '17
Stellar mock fits files
4
26 Aug '17
distance calculation and circularities
5
25 Aug '17
info.json files - unable to access Group info / Error 500
2
20 Aug '17
Projecting a smaller subset of the simulation box
2
21 Jul '17
Simple way to greatly expand API usability
6
21 Jul '17
"HTTP 500 - Server Error" when accessing Illustris HDF5 snapshot including Gas and DM
3
7 Jul '17
Using 'snapshot.py' to extract non-Illustris hdf5
4
4 Jul '17
Difference between the host halo and its central subhalo.
5
4 Jul '17
403 and 500 server errors
3
4 Jul '17
Creating Maps of Group Values in coordinate diagrams
4
26 Jun '17
Empty return warning in sublink.py
5
25 Jun '17
File accessibilty: Unable to open file
2
22 Jun '17
Number density distribution of relative distances -- Resolved
2
16 Jun '17
Efficient way to download snapshot data for environment?
3
13 Jun '17
[Illustris 1 Dark] Finding satellites
4
2 Jun '17
GroupNsubs
4
29 May '17
[python] SubhaloSFRinRad not a field in Illustris-1-Dark?
2
29 May '17
mass of all ids in z=0
9
26 May '17
Image field of view
6
20 May '17
MBH Smoothing Lengths
6
27 Apr '17
Correctly indexing dark matter only between hydrodynical subhalos
2
13 Apr '17
Dark Matter Density Slices
2
11 Apr '17
half mass radius by type
3
23 Mar '17
Hard failure - unable to download large cutout file
3
28 Feb '17
Indexing back to subhalo catalog after removing halos with certain values
2
16 Jan '17
GroupPos
2
16 Jan '17
Retrieving DMO subhalo parent
3
16 Jan '17
ParticleIDs in Illustris-1-Dark are too large
4
14 Jan '17
Merger Trees of FoF groups
2
8 Jan '17
Unable to find 'fof_subhalo_tab_135.0.hdf5'
11
29 Nov '16
little_h
3
28 Nov '16
Accessing Offset Files
2
3 Nov '16
Scale Factor
2
3 Nov '16
Gravitational potential of baryonic matter over time?
7
23 Oct '16
How do I visualize and get more info about a snapshot from a Subbox?
3
13 Oct '16
importing illustris_python
3
30 Sep '16
Accessing 'Subhalo Matching To Dark'
8
20 Sep '16
GroupFirstSub in Illustris-3
2
20 Sep '16
Accessing halo 'GroupID' from group catalog.
3
19 Sep '16
Metallicity abundances by elements
2
8 Sep '16
Python script for cutouts from the Group Catalog Search?
2
8 Sep '16
Problems when downloading snapshot 113 of Illustris-2 :Read error (Connection reset by peer) in headers.
4
12 Aug '16
Connection Error for Cutouts (and some subhalos)
2
11 Aug '16
Dark Matter Particles Masses
3
29 Jul '16
Downloading specific tree files
6
29 Jul '16
List all ParticleIDs for a Subhalo
3
21 Jul '16
Subfind, FoF, and GZ .png images for different camera angles
2
17 Jul '16
Download time for individual subhalos has significantly increased
2
17 Jul '16
Retrieving subhalos that are found in certain virial halos
4
17 Jul '16
"HTTP 500 - Server Error" when accessing Illustris-1-Dark snapshots
6
27 Jun '16
Accessing merger trees of individual halos
6
14 Jun '16
Plotting spatial position of certain group haloes
2
3 Jun '16
How to get the index of a particle in snapshot file when particle ID is known?
4
18 May '16
program can't access data
2
12 May '16
SubhaloIDs and merger trees
8
4 May '16
Plotting number of halos per mass bin
3
3 May '16
Illustris Web API: search_query syntax
4
22 Apr '16
How to select halos including specific number of subhalos
2
18 Apr '16
summing dark matter and star particles
6
2 Apr '16
finding halo centers, displaying numerical values of subhalos on plots
3
24 Mar '16
Data corruption in z=0, Illustris-1 mock fits?
5
1 Mar '16
Questions on matching a specific halo and its mock images.
3
29 Feb '16
slight problem with groupcat
3
29 Feb '16
cutouts with tracer particles
2
26 Jan '16
Potentials in Illustris-3-Dark
2
11 Dec '15
How to access Supplementary Data Catalogs
2
26 Nov '15
Volumetric gas distribution for a given galaxy
5
25 Nov '15
Mass of each Star/Wind Particle
2
3 Nov '15
Acssesing Dwarf Galaxy Data
2
18 Aug '15
Create Mock images
4
18 Aug '15
zero-size array when calling to trees
3
3 Jul '15
No module named illustris_python
3
2 Jul '15
Internal Discrepancies Between Merger Tree Data
5
23 Jun '15
How to access data of specifics galaxies in all snapshots?
5
3 Jun '15
Two basic questions for Illustris simulation data
8
31 May '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
Track the image of subhalo into the snapNums
4
20 May '15
NameError: name 'basestring' is not defined in example script
3
2 May '15
Galaxies and subhalos
2
22 Apr '15
Welcome and intro
1
20 Apr '15
  • Page 1 of 1