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Table A.2

Arp 220a source list.

Name Δ   αb Δ   δ Deprojected dist.
(J2000.0) (J2000.0) (mas)

W46 57.2066 11.459 310.4
W44 57.2082 11.548 254.8
W42 57.2123 11.482 215.6
W41 57.2161 11.405 264.9
W40 57.2162 11.478 167.4
W39 57.2171 11.484 150.3
W34 57.2195 11.492 112.1
W33 57.2200 11.492 106.0
W30 57.2211 11.398 235.7
W29 57.2212 11.445 157.1
W28 57.2212 11.541 82.8
W27 57.2219 11.387 251.9
W26 57.2223 11.435 164.4
W25 57.2223 11.500 69.0
W24 57.2224 11.514 58.1
W19 57.2240 11.499 48.9
W18 57.2240 11.546 62.8
W17 57.2241 11.520 34.3
W16 57.2244 11.531 39.7
W15 57.2253 11.483 62.4
W14 57.2270 11.573 107.1
W12 57.2295 11.524 47.1
W11 57.2300 11.503 50.0
W10 57.2306 11.502 57.8
W09 57.2318 11.401 209.3
W08 57.2360 11.431 186.6
W07 57.2362 11.547 154.4
W03 57.2387 11.401 248.7
E22 57.2758 11.277 169.3
E21 57.2789 11.293 127.4
E20 57.2821 11.185 189.2
E19 57.2840 11.151 235.3
E18 57.2843 11.226 104.8
E17 57.2850 11.193 156.5
E16 57.2848 11.472 361.0
E14 57.2868 11.297 46.8
E13 57.2878 11.308 66.3
E12 57.2885 11.212 109.5
E11 57.2910 11.325 111.7
E10 57.2914 11.332 126.4
E09 57.2915 11.477 384.8
E08 57.2931 11.328 132.9
E07 57.2943 11.279 90.5
E06 57.2946 11.264 91.2
E05 57.2980 11.419 319.7
E04 57.2986 11.408 306.3
E03 57.3073 11.333 305.8
E01 57.3103 11.577 676.1

Notes. 

(a)

Arp 220 has an inclination angle of 57.0°, with a major-axis position angle of 96.5°.

(b)

Coordinates are given with respect to α(J2000.0) = 15:34:00.0000 and δ(J2000.0) = 23:30:00.000.

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