Table 1.
LQAC-5 source quasar catalogue membership of the 937 objects with apparent proper motions versus the parent sample of 348 031 objects.
| Source catalogue | N | Nproper motion | Excess | p |
|---|---|---|---|---|
| All | 348 031 | 937 | 1.0 | 1.0 |
| ICRF2 | 2472 | 32 | 4.8 | 0.0 |
| RFC | 4376 | 65 | 5.5 | 0.0 |
| VLA | 1336 | 20 | 5.6 | 0.0 |
| JVAS | 1473 | 16 | 4.0 | 0.0 |
| SDSS | 319 167 | 274 | 0.3 | 0.0 |
| 2QZ | 21 072 | 54 | 1.0 | 0.39 |
| 2dF-SDSS | 3453 | 1 | 0.1 | 0.001 |
| FIRST | 948 | 4 | 1.6 | 0.25 |
| HB | 6147 | 277 | 16.7 | 0.0 |
| VV | 4709 | 288 | 22.7 | 0.0 |
Notes. The catalogue membership excess exhibited by the objects with proper motions is given, along with the associated p-value calculated using binomial statistics. We note that many objects are shared across multiple source catalogues.
References. For source catalogues: ICRF2 (Ma et al. 2009); RFC http://astrogeo.org/rfc/, version 2016; VLA (Beasley et al. 2002; Fomalont et al. 2003; Petrov et al. 2005, 2006); JVAS (Patnaik et al. 1992); SDSS (Pâris et al. 2017); 2QZ (Croom et al. 2004); 2dF-SDSS (da Ångela et al. 2008); FIRST (White et al. 1997); HB (Hewitt & Burbidge 1993); and VV (Véron-Cetty & Véron 2010).
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