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Table 1.
Summary of all the observations available for VIK J2318−3113.
| Project/Survey | Telescope | Frequency | Bandwidth | rms | Beam sizes | PA | Obs. date | Peak flux density |
|---|---|---|---|---|---|---|---|---|
| (MHz) | (MHz) | (μJy beam−1) | (maj″ × min″) | (deg) | (y-m-d) | (mJy beam−1) | ||
| G23–MIDAS | MWA | 154 | 30.72 | 990 | 95 × 70 | 154.5 | 2017-11-02 | <3.3 |
| MWA | 216 | 30.72 | 540 | 67 × 51 | 154.0 | 2017-11-02 | <1.8 | |
| G23–GLASS | uGMRT | 399 | 200 | 105 | 12.4 × 8.0 | 15.0 | 2017-03-03 | 0.89 ± 0.15 |
| ATCA | 5500 | 2048 | 32 | 5.5 × 3.5 | 0 | 2018-02-20 | 0.104 ± 0.034 | |
| G23–EMU | ASKAP | 888 | 288 | 39 | 10.2 × 8.5 | 82.6 | 2019-03-08 | 0.59 ± 0.09 |
| Dedicated | ASKAP | 888 | 288 | 33 | 13.6 × 10.8 | 105.5 | 2021-02-28 | 1.00 ± 0.11 |
| Simultaneous | ATCA | 2100 | 2048 | 36 | 17.5 × 3.9 | 31.0 | 2021-02-28 | 0.46 ± 0.09 |
| Follow-up | ATCA | 5500 | 2048 | 20 | 7.6 × 1.4 | 25.7 | 2021-02-28 | 0.100 ± 0.022 |
| Observations | ATCA | 9000 | 2048 | 17 | 5.9 × 1.1 | 27.5 | 2021-02-28 | <0.056 |
| Public Surveys: | ||||||||
| TGSS | GMRT | 148 | 17 | 2970 | 39.8 × 25.0 | 0 | 2016-03-15 | <8.9 |
| SUMSS | MOST | 843 | 3 | 2500 | 84.9 × 45.0 | 0 | 2006-09-11 | <7.5 |
| RACS-low | ASKAP | 888 | 288 | 220 | 25 × 25 | 0 | 2020-03-27 | 1.17 ± 0.23 |
| RACS-mid | ASKAP | 1367 | 144 | 160 | 9.2 × 7.6 | 69.1 | 2021-01-06 | 0.52 ± 0.17 |
| NVSS | JVLA | 1435 | 42 | 453 | 45 × 45 | 0 | 1993-10-09 | <1.36 |
| VLASS_1 | JVLA | 3000 | 2000 | 114 | 2.7 × 1.9 | 135.8 | 2018-02-13 | <0.39 |
| VLASS_2 | JVLA | 3000 | 2000 | 132 | 2.7 × 2.0 | 10.0 | 2020-11-01 | 0.40 ± 0.15 |
Notes. The images of previously unpublished radio observations are reported in Appendix A. The source is not resolved in any image, the position angles were measured from north to east, and all the upper limits are at the 3σ level.
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