Table 3.
Catalogues and cross-match parameters used to test the flux density scale.
| Catalogue | Frequency | Size limit | Resolution | Match radius | Flux limit | Flux scalecorrection (a) | Flux scaleerror | Flux ratio | Reference |
|---|---|---|---|---|---|---|---|---|---|
| (MHz) | (arcsec) | (arcsec) | (arcsec) | (mJy) | |||||
| LOFAR60 | 62 | 60 | 30 | 30 | 1 | 1 | 0.2 |
 |
1 |
| VLSSr | 74 | 30 | 75 | 75 | 530 | 1 | 0.2 |
 |
2 |
| 6C | 151 | 30 | 60 | 60 | 250 | 1 | 0.2 |
 |
3 |
| LOFAR150 | 150 | 60 | 7.5 | 15 | 0.01 | 1 | 0.15 |
 |
4 |
| T-RaMiSu | 153 | 30 | 25 | 15 | 10 | 1 | 0.15 |
 |
5 |
| LOFAR150-DEEP | 144 | 60 | 6 | 6 | 10 | 0.859 | 0.1 |
 |
6 |
| VLA-P | 325 | 30 | 5.5 | 15 | 2 | 0.935 | 0.15 |
 |
7 |
| WENSS | 325 | 60 | 30 | 30 | 15 | 0.982 | 0.15 |
 |
8 |
| GMRT610 | 610 | 30 | 5.5 | 5.5 | 2 | 1 | 0.15 |
 |
9 |
| RACS | 888 | 30 | 25 | 15 | 2 | 1 | 0.15 |
 |
10 |
| WSRT1400 | 1400 | 60 | 54 | 54 | 1 | 1.029 | 0.1 |
 |
11 |
| NVSS | 1400 | 60 | 45 | 45 | 2 | 1.029 | 0.1 |
 |
12 |
| FIRST | 1400 | 30 | 5 | 15 | 2 | 1.029 | 0.1 |
 |
13 |
Notes.
Value by which the flux densities in the catalogue were multiplied to bring them onto the SH12 flux density scale – see details in the text.
References. (1) van Weeren et al. (2014); (2) Lane et al. (2014); (3) Hales et al. (1988); (4) Williams et al. (2016); (5) Williams et al. (2013); (6) Tasse et al. (2021); (7) Coppejans et al. (2015); (8) Rengelink et al. (1997); (9) Coppejans et al. (2016); (10) McConnell et al. (2020); (11) de Vries et al. (2002); (12) Condon (1997); (13) Becker et al. (1995).
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