UPK 642
|
UTI:
UCC Trust Index
UPK 642 is a somewhat close, poorly populated, very loose object of high C3 quality. It is well-studied in the literature. |
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| C3 | N_50 |
r_50 |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AB | 27 | 17.9 | ||||||||||||
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Sim et al. (2019) | 263.089 | -44.276 | – | 2.31 | -4.29 | – |
| Cantat-Gaudin et al. (2020) | 263.081 | -44.242 | 1.025 | 2.317 | -4.331 | – |
| Dias et al. (2021) | 263.116 | -44.28 | 1.024 | 2.345 | -4.35 | – |
| Hunt & Reffert (2023) | 263.026 | -44.321 | 1.025 | 2.268 | -4.393 | 13.092 |
| Alfonso et al. (2024) | 263.15 | -44.228 | 1.001 | 2.271 | -4.384 | – |
| Cavallo et al. (2024) | 263.109 | -44.216 | 1.031 | – | – | – |
| Hunt & Reffert (2024) | 263.026 | -44.321 | 1.025 | 2.268 | -4.393 | 13.092 |
| UCC | 263.081 | -44.242 | 1.033 | 2.274 | -4.324 | 9.611 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=950, log(age)=8.0 |
| Cantat-Gaudin et al. (2020) | AVNN=0.27, DMNN=9.81, AgeNN=8.22 |
| Dias et al. (2021) | Av=0.448, Dist=943, logage=8.095, [Fe/H]=0.21 |
| Tarricq et al. (2022) | Dist=893, logAgeNN=8.23 |
| Hunt & Reffert (2023) | AV50=0.393, diffAV50=0.785, MOD50=9.827, logAge50=8.0 |
| Alfonso et al. (2024) | AV=0.27000, MOD=9.81002, logAge=8.30138, Z=0.20996 |
| Cavallo et al. (2024) | AV50=0.2, dMod50=9.73, logAge50=8.4, [Fe/H]50=0.14 |
| Hunt & Reffert (2024) | MassJ=58.3948 |
Search coordinates in Bayestar19