Table 4: Kinematic properties of the HCG members.

Name

 Position Angle Inclination Maximum Rotation Velocity
  (degrees) (degrees) ( $\rm km~s^{-1}$)
  Velocity Cont. Mono. Velocity Cont. Mono. Approaching / Receding
  map map map map map map side
HCG 10 a -a $80\pm5$ -a -a $74\pm5$ -a -200 / +175
            c $153\pm 3$ $33\pm8$ $145\pm10$ $48\pm 5$ $64\pm 5$ $60\pm10$ -151 / +150
            d $147\pm 8$ $135\pm10$ $135\pm 5$ $68\pm$5 $75\pm3$ $72\pm5$ -141 / +150

HCG 19 a

 $67\pm10$ $44\pm8$ $80\pm15$ $53\pm10$ $57\pm3$ $44\pm5$ -120 / +180
            b $90\pm5$ $87\pm15$ $93\pm13$ $60\pm10$ $35\pm3$ $52\pm 5$ -117 / +74
            c $103\pm5$ $105\pm8$ $92\pm6 $ $55\pm10$ $50\pm3$ $55\pm5$ -107 / +124

HCG 87 a

 $52\pm10$ $50\pm10$ $50\pm10$ $85\pm10$ $70\pm10$ $73\pm 3$ -208 / +191
            c $82\pm3$ $90\pm1$ $90\pm4$ $50\pm3$ $60\pm3$ $64\pm 5$ -197 / +166

HCG 91 a

 $0\pm3$ $50\pm50^{b}$ $55\pm10^{b}$ $50\pm3$ $50 \pm5^{b}$ $55\pm10^{b}$ -294 / +336
            c1 $141\pm2$ $125\pm10$ $100\pm10$ $40\pm5$ $50\pm5$ $31\pm10$ -112 / +111
            c2 $125\pm2$ $125\pm5 $ $120\pm10$ $45\pm5$ $50\pm5$ $60\pm10$ -130 / +100

HCG 96 a

 $132\pm5$ $150\pm10$ $135\pm20$ $50\pm5$ $60~\pm ?$ $60\pm5$ -259 / +107
            c $33\pm$ $33\pm5$ $33\pm5$ $57\pm5$ $53\pm3$ $60\pm5$ -111 / +80
            d $10\pm8$ $0\pm3$ $25\pm15$ $48\pm3$ $56\pm3$ $57\pm5$ -62 / +43
a It was not possible to measure this angle.
b The measurement was done after masking the southern tidal arm.


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