Table 3
H2O maser positions versus our 33 GHz positions.
| Galaxy | Maser | 33GHz | Difference | Maser | |||||||
| J2000 RA | δRA | J2000 Dec | δDec | J2000 RA | δRA | J2000 Dec | δDec | ΔRA | ΔDec | Position | |
| (′′) | (′′) | (′′) | (′′) | (′′) | (′′) | Reference | |||||
|
|
|||||||||||
| ESO558-G009 | 07:04:21.0113 | 0.014 | –21:35:18.948 | 0.014 | 07:04:21.01 | 0.06 | –21:35:19.03 | 0.05 | 0.02 | 0.08 | 1 |
| IC 2560 | 10:16:18.710 | 0.075 | –33:33:49.74 | 0.01 | 10:16:18.71 | 0.16 | –33:33:49.60 | 0.16 | 0.00 | 0.14 | 2 |
| Mrk 1029 | 02:17:03.566 | 0.5 | +05:17:31.43 | 0.5 | 02:17:03.57 | 0.18 | +05:17:31.15 | 0.18 | 0.06 | 0.28 | 1 |
| Mrk 1419 | 09:40:36.38370 | 0.01 | +03:34:37.2915 | 0.01 | 09:40:36.38 | 0.14 | +03:34:37.36 | 0.13 | 0.06 | 0.07 | 3 |
| NGC 1194 | 03:03:49.10864 | 0.0002 | –01:06:13.4743 | 0.0004 | 03:03:49.11 | 0.03 | –01:06:13.48 | 0.03 | 0.02 | 0.01 | 3 |
| NGC 2273 | 06:50:08.65620 | 0.01 | +60:50:44.8979 | 0.01 | 06:50:08.69 | 0.28 | +60:50:45.10 | 0.27 | 0.25 | 0.20 | 3 |
| NGC 3393 | 10:48:23.4659 | 0.001 | –25:09:43.477 | 0.001 | 10:48:23.46 | 0.03 | –25:09:43.44 | 0.03 | 0.08 | 0.04 | 4 |
| NGC 4388 | 12:25:46.77914 | 0.0004 | +12:39:43.7516 | 0.0003 | 12:25:46.78 | 0.02 | +12:39:43.77 | 0.02 | 0.01 | 0.02 | 3 |
| NGC 5495 | 14:12:23.35 | 0.3 | –27:06:29.20 | 0.3 | 14:12:23.35 | 0.05 | –27:06:29.14 | 0.06 | 0.00 | 0.06 | 5 |
| UGC 3789 | 07:19:30.9490 | 0.01 | +59:21:18.3150 | 0.01 | 07:19:30.95 | 0.08 | +59:21:18.37 | 0.08 | 0.01 | 0.06 | 3 |
Notes. Column 1: source name. Columns 2 and 3: J2000 right ascension determined from H2O maser observations and their uncertainties. Columns 4 and 5: J2000 declination determined from H2O maser observations and their uncertainties. Columns 6 and 7: J2000 right ascension determined from our radio maps and their uncertainties. Columns 8 and 9: J2000 declination determined from our radio maps and their uncertainties. Columns 10 and 11: right ascension and declination difference between H2O maser observations and our observations. Column 12: references for H2O maser observations: (1) Gao et al. (2017); (2) Ishihara et al. (2001); (3) Kuo et al. (2011); (4) Kondratko et al. (2008) and (5) Kondratko et al. (2006b).
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