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Table 1
Observation log and measured barycentric radial velocities Vγ.
| Star | RA [J2000] | Dec [J2000] | B | V | S/N | S/N | Vγ | Obs. date |
|---|---|---|---|---|---|---|---|---|
| (deg) | (deg) | (mag) | (mag) | 3800 Å | 5000Å | (km/s) | ||
| 2M00044180 | 00:04:41.806 | −00:05:55.320 | 13.59 | 12.51 | 172 | 201 | −57.71 ± 0.15 | July 19/20, 2021 |
| … | … | … | … | … | … | … | −57.24 ± 0.30 | Jul. 20/21, 2021 |
| … | … | … | … | … | … | … | −56.77 ± 0.23 | Jul. 21/22, 2021 |
| … | … | … | … | … | … | … | −54.76 ± 0.09 | Aug. 9/10, 2021 |
| 2M13472354 | 13:47:23.539 | +22:10:56.389 | 12.99 | 12.35 | 147 | 299 | 36.20 ± 0.09 | Jun. 28/29, 2021 |
| … | … | … | … | … | … | … | 34.96 ± 0.32 | Jul. 6/7, 2021 |
| … | … | … | … | … | … | … | 35.14± 0.23 | Jul. 8/9, 2021 |
| … | … | … | … | … | … | … | 34.81 ± 0.02 | Jul. 11/12, 2021 |
| 2M18453994 | 18:45:39.945 | −30:10:46.560 | 14.64 | 12.89 | 30 | 117 | 167.19 ± 0.08 | Jun. 3/4, 2021 |
| … | … | … | … | … | … | … | 166.34 ± 0.41 | Jul. 6/7, 2021 |
| … | … | … | … | … | … | … | 166.98 ± 0.22 | Jul. 15/16, 2021 |
| … | … | … | … | … | … | … | 168.32 ± 0.26 | Aug. 6/7, 2021 |
| 2M22480199 | 22:48:01.993 | + 14:11:32.949 | 13.13 | 11.89 | 116 | 153 | −227.14± 0.21 | Jul. 6/7, 2021 |
| … | … | … | … | … | … | … | −220.99 ± 0.18 | Jul. 15/16, 2021 |
| … | … | … | … | … | … | … | −218.50 ± 0.25 | Jul. 19/20, 2021 |
Notes. Magnitudes B and V are taken from Zacharias et al. (2012) for 2M00044180 and 2M18453994, and Høg et al. (2000) for 2M13472354 and 2M22480199. The S/N is given per pixel.
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