Table 1
The large core shift source sample observed with the VLBA.
| IAU name | Alias | RA (J2000) | Dec (J2000) | z | Optical class | VLBA epoch |
|
|
||||||
| 0148 + 274 | 01:51:27.146174 | + 27:44:41.79363 | 1.26 | QSO | 2007-03-01 | |
| 0342 + 147 | 03:45:06.416545 | + 14:53:49.55818 | 1.556 | QSO | 2007-06-01 | |
| 0425 + 048 | OF 42 | 04:27:47.570531 | + 04:57:08.32555 | 0.5171 | AGN | 2007-04-30 |
| 0507 + 179 | 05:10:02.369133 | + 18:00:41.58160 | 0.416 | AGN | 2007-05-03 | |
| 0610 + 260 | 3C 154 | 06:13:50.139161 | + 26:04:36.71971 | 0.580 | QSO | 2007-03-01 |
| 0839 + 187 | 08:42:05.094175 | + 18:35:40.99050 | 1.272 | QSO | 2007-06-01 | |
| 0952 + 179 | 09:54:56.823616 | + 17:43:31.22204 | 1.478 | QSO | 2007-04-30 | |
| 1004 + 141 | 10:07:41.498089 | + 13:56:29.60070 | 2.707 | QSO | 2007-05-03 | |
| 1011 + 250 | 10:13:53.428771 | + 24:49:16.44062 | 1.636 | QSO | 2007-03-01 | |
| 1049 + 215 | 10:51:48.789077 | + 21:19:52.31374 | 1.300 | QSO | 2007-06-01 | |
| 1219 + 285 | W Comae | 12:21:31.690524 | + 28:13:58.50011 | 0.1612 | BL Lac | 2007-04-30 |
| 1406 − 076 | 14:08:56.481198 | −07:52:26.66661 | 1.493 | QSO | 2007-05-03 | |
| 1458 + 718 | 3C 309.1 | 14:59:07.583927 | + 71:40:19.86646 | 0.904 | QSO | 2007-03-01 |
| 1642 + 690 | 16:42:07.848505 | + 68:56:39.75639 | 0.751 | QSO | 2007-04-30 | |
| 1655 + 077 | 16:58:09.011464 | + 07:41:27.54034 | 0.621 | QSO | 2007-06-01 | |
| 1803 + 784 | 18:00:45.683905 | + 78:28:04.01839 | 0.680 | QSO | 2007-05-03 | |
| 1830 + 285 | 18:32:50.185622 | + 28:33:35.95514 | 0.594 | QSO | 2007-03-01 | |
| 1845 + 797 | 3C 390.3 | 18:42:08.989895 | + 79:46:17.12825 | 0.056 | AGN | 2007-06-01 |
| 2201 + 315 | 22:03:14.975788 | + 31:45:38.26990 | 0.298 | QSO | 2007-04-30 | |
| 2320 + 506 | 23:22:25.982173 | + 50:57:51.96364 | 1.279 | QSO | 2007-05-03 | |
Notes. Column 1 – IAU source name (B1950); Col. 2 – commonly used source name; Cols. 3 and 4 – VLBI position, for details see http://astrogeo.org/vlbi/solutions/rfc_2010c/ and Beasley et al. (2002), Fomalont et al. (2003), Petrov et al. (2005, 2006), Kovalev et al. (2007), Petrov et al. (2008, 2009); Cols. 5 and 6 – redshift and optical class from Véron-Cetty & Véron (2010); Col. 7 – epoch of multifrequency VLBA observations reported in this paper.
Spectroscopic redshift obtained by Afanasiev et al. (2003);
photometric redshift, see Finke et al. (2008).
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