Open Access
Table A.1.
Observing circumstances, magnitude, and colors of (98943) 2001 CC21 from the 3.5 m NTT, 1.2 m OHP, and 0.7 m Abastumani telescopes. * plus one day.
| Telescope | date | UT | r (AU) | Δ (AU) | α (°) | V | R | B-V | V-R | V-I |
|---|---|---|---|---|---|---|---|---|---|---|
| 3.5m NTT | 31-10-2005 | 03:18–03:26 | 1.108 | 0.418 | 63.2 | 19.27±0.02 | 0.44±0.02 | 0.85±0.03 | ||
| 1.2m OHP | 26-11-2022 | 01:36–02:30 | 1.253 | 0.496 | 47.4 | 19.83±0.03 | 0.95±0.06 | 0.39±0.05 | ||
| 1.2m OHP | 30-11-2022 | 03:25–04:31 | 1.250 | 0.469 | 46.4 | 19.71±0.03 | 0.85±0.04 | 0.47±0.03 | 0.82±0.09 | |
| 0.7m Abas. | 22-01-2023 | 18:08–02:44* | 1.149 | 0.179 | 21.4 | 15.99±0.03 | ||||
| 0.7m Abas. | 06-01-2024 | 15:05–20:25 | 1.226 | 0.268 | 22.4 | 17.17±0.05 | ||||
| 0.7m Abas. | 15-01-2024 | 15:37–21:10 | 1.209 | 0.286 | 33.4 | 17.63±0.05 |
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