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Table 1

Interacting systems and their members.

Name System name Type Dist. Incl. Pos. Angle H i extent Interaction
or other name [Mpc] [deg] [deg] [kpc] stage

NGC 876S NGC 876/877 SAc: sp 50.8 77.9 27.3 N/A −1
NGC 877S NGC 876/877 SAB(rs)bc LIRG 50.8 35.6 138.0 −1
NGC 4254 The Virgo Cluster SA(s)c, LINER, HII 17 32.0 60.0 40 −1
NGC 2207S NGC 2207/IC 2163 SAB(rs)bc pec 35.0 58.2 115.9 56 −1
IC 2163S NGC 2207/IC 2163 SB(rs)c pec 35.0 78.5 102.6 −1
NGC 5426 Arp 271, NGC 5426/5427 SA(s)c pec 26.7 69.7 0.5 43 −1
NGC 5427S NGC 5426/5427 SA(s)c pec, Sy2, HII 26.7 25.5 135.0 −1
NGC 6907S NGC 6907/6908 SB(s)bc 44.5 37.5 66.7 78 0
NGC 6908 NGC 6907/6908 S 44.5 N/A N/A 0
UGC 12914S Taffy galaxy SAB(rs)c, Sbrst, Sy2 59.6 54.1 159.6 52 1
UGC 12915 Taffy galaxy Sdm 59.6 72.9 135.4 1
UGC 813 Taffy2 galaxy Sb 67 72.0 110.3 73 1
UGC 816 Taffy2 galaxy Sc 67 62.0 170.0 1
NGC 660 SB(s)a pec, HII 12.3 78.8 11.9 47 1
NGC 4038 NGC 4039STX Arp 244, The Antennae SB(s)m pec 26.8 51.9 133.2 133 1
NGC 4039STX The antennae SA(s)m, pec, LINER 26.8 71.2 132.0 1
NGC 6621T Arp 81 Sb pec, LIRG 86.4 70.8 142.5 63 5
NGC 6622T Arp 81 Sa 86.4 27.3 117.0 5
NGC 520ST Arp 157 pec 30.2 77.4 130.0 103 7
NGC 3256TX Sb(s) pec, LIRG 56 48.7 83.2 127 9
Arp 220X S, Sy, ULIRG 76 57.0 96.5 133 10
NGC 7252TX Arp 226, The Atoms of Peace (R)SA(r) 63 25.1 127.0 214 11
Arp 222X SAB(s)a pec 23 43.4 66.5 N/A 12
NGC 1700X E4 54 90.0 87.0 N/A 13

Notes.

(T)

– a member of the Toomre sequence (1977);

(X)

– a member of the X-ray sample of Brassington et al. (2007);

(S)

 – a member of our compiled sample of angularly-large interacting galaxies.

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