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Table 7
Properties of the TDGs from 3D kinematical models.
Object | RA | Dec | Vsys | PA | i | Rout | Vrot | σH I | torb | tmerg/torb |
(J2000) | (J2000) | (km s-1) | (°) | (°) | (kpc) | (km s-1) | (km s-1) | (Gyr) | ||
|
||||||||||
NGC 5291N | 13 47 20.3 | −30 20 54 | 4150 | 0 | 55 | 4.8±1.2 | 40±9 | 20±2* | 0.7±0.2 | 0.5 |
NGC 5291S | 13 47 22.7 | −30 27 40 | 4660 | 5 | 65 | 7.2±1.2 | 20±6 | 20±2* | 2.2±0.7 | 0.2 |
NGC 5291SW | 13 47 17.1 | −30 28 21 | 4688 | 50 | 60 | 4.8±1.2 | 22±7 | 12±2 | 1.3±0.4 | 0.3 |
NGC 7252E | 22 20 56.0 | −24 41 10 | 4815 | 100 | 80 | 4.5±1.9 | 11±5 | 10±2 | 2.5±1.6 | 0.3 |
NGC 7252NW | 22 20 33.7 | −24 37 24 | 4678 | 125 | 60 | 7.7±1.9 | 16±6 | 10±2 | 3.0±1.2 | 0.2 |
VCC 2062 | 12 48 00.8 | +10 58 15 | 1152 | 55 | 45 | 2.6±0.6 | 13±7 | 7±1 | 1.2±0.5 | 0.4−0.8 |
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