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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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