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Table 4 Configuration of each of the subboxes for all three TNG volumes, including position and size within the periodic parent simulation, and description of the environment contained within

From: The IllustrisTNG simulations: public data release

Subbox

Environment

Center Position [Code Units]

Box Size

\(f_{\mathrm{vol}}\) [%]

TNG100 Subbox-0

Crowded, including a 5 × 1013 M⊙ halo

(9000, 17,000, 63,000)

7.5 cMpc/h

0.1

TNG100 Subbox-1

Less crowded, including several >1012 M⊙ halos

(37,000, 43,500, 67,500)

7.5 cMpc/h

0.1

TNG300 Subbox-0

Massive cluster (∼2 × 1015 M⊙) merging at z = 0

(44, 49, 148) * 1000

15 cMpc/h

0.04

TNG300 Subbox-1

Crowded, above average # of halos above 1013 M⊙

(20, 175, 15) * 1000

15 cMpc/h

0.04

TNG300 Subbox-2

Semi-underdense, one local group analog at z = 0

(169, 97.9, 138) * 1000

10 cMpc/h

0.01

TNG50 Subbox-0

Somewhat-crowded (∼6 MWs)

(26,000, 10,000, 26,500)

4.0 cMpc/h

0.15

TNG50 Subbox-1

Low-density, many dwarfs, no halos >5 × 1010 M⊙

(12,500, 10,000, 22,500)

4.0 cMpc/h

0.15

TNG50 Subbox-2

Most massive cluster (2 × 1014 M⊙ at z = 0)

(7300, 24,500, 21,500)

5.0 cMpc/h

0.3