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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 0.40.8

Notes.

(*)

These high values of σH I may be either physical or due to unresolved non-circular motions within the H I  beam.

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