Open Access
Table 1.
NIR and VIS observations.
| N | Date&Time | α | WL | Telescope | Instrument | Airmass | r | δ | SA | Local star |
|---|---|---|---|---|---|---|---|---|---|---|
| (UT) | (°) | (au) | (au) | |||||||
| 1 | 2021-08-21T13:47:52.0 | 17.9 | NIR | IRTF | SpeX | 1.03 | 3.07 | 2.55 | SA 93-101 | |
| 2 | 2021-08-22T12:56:21.0 | 17.8 | NIR | IRTF | SpeX | 1.11 | 3.07 | 2.54 | SA 93-101 | *64 Cetus |
| 3 | 2021-08-24T14:15:10.0 | 17.6 | NIR | IRTF | SpeX | 1.01 | 3.65 | 2.51 | SA 93-101 | |
| 4 | 2021-10-02T01:05:43.4 | 8.6 | VIS | Copernico | AFOSC | 1.20 | 3.02 | 2.00 | SA 115-271 | |
| 5 | 2021-10-12T23:54:36.0 | 4.7 | NIR | TNG | NICS | 1.16 | 2.97 | 2.03 | SA 115-271 | BD+09445 |
| 6 | 2021-10-17T10:16:18.2 | 3.0 | VIS | LDT | DeVeny | 1.32 | 2.96 | 2.06 | SA 93-101 |
Notes. α is the phase angle at the time of observations (at the beginning of the integration), r the heliocentric range, and δ the geocentric range. The telescope set-up, use of the SA and local G stars, and data reduction are described in Appendix B.
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