Bochum 1
(FSR 0911; MWSC 864; BBD 7)
Summary
Bochum 1 is a rich, moderately dense object of high C3 quality. It is located at a moderate distance from the Sun, above the mid-plane. It is well-studied in the literature.
This object shares a significant percentage of members with 3 later reported entries.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dambis (1999) | 96.375 | 19.767 | – | – | – | – |
| Dias et al. (2002) | 96.354 | 19.767 | – | 0.63 | -1.64 | 11.38 |
| Froebrich et al. (2007) | 96.25 | 19.867 | – | – | – | – |
| Kharchenko et al. (2013) | 96.322 | 19.78 | – | -0.93 | -2.82 | 38.0 |
| Kharchenko et al. (2016) | 96.314 | 19.781 | – | – | – | – |
| Loktin & Popova (2017) | 96.36 | 19.768 | – | 0.63 | -1.64 | 38.0 |
| Bica et al. (2019) | 96.256 | 19.855 | – | – | – | – |
| Jaehnig et al. (2021) | 96.331 | 19.895 | 0.234 | -0.18 | -0.43 | – |
| Just et al. (2023) | 96.314 | 19.781 | – | – | – | – |
| Hunt & Reffert (2023) | 96.257 | 19.846 | 0.209 | -0.104 | -0.506 | 22.607 |
| Cavallo et al. (2024) | 96.365 | 19.833 | 0.209 | – | – | – |
| Hunt & Reffert (2024) | 96.257 | 19.846 | 0.209 | -0.104 | -0.506 | 22.607 |
| Zhang et al. (2024) | 96.257 | 19.846 | – | – | – | – |
| UCC | 96.338 | 19.834 | 0.209 | -0.138 | -0.492 | 24.544 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dambis (1999) | E_B-V_=0.573, DM0=12.53, log_age_=6.4 |
| Dias et al. (2002) | E(B-V)=0.502, Dist=2803.0, Age=6.686 |
| Kharchenko et al. (2013) | E(B-V)=0.521, d=3065.0, logt=6.6 |
| Kharchenko et al. (2016) | E(B-V)=0.521, d=3065.0, logt=6.6 |
| Loktin & Popova (2017) | E(B-V)=0.468, Dist=2979, logt=7.055 |
| Jaehnig et al. (2021) | dmode=4.587 |
| Just et al. (2023) | logt=6.6, logmt=2.332 |
| Hunt & Reffert (2023) | AV50=1.187, diffAV50=2.192, MOD50=12.954, logAge50=8.178 |
| Cavallo et al. (2024) | AV50=1.11, dMod50=12.6, logAge50=7.97, [Fe/H]50=-0.16 |
| Hunt & Reffert (2024) | MassJ=1118.09, MassTot=1359.66 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| UBC 1309 | 57.7 | 96.34 | 19.86 | 0.22 | -0.18 | -0.46 | 35.13 | 0.02 |
| Alessi 58 | 42.3 | 96.39 | 19.89 | 0.21 | -0.14 | -0.46 | 35.13 | 0.07 |
| OC 0319 | 9.6 | 96.26 | 19.85 | 0.2 | -0.23 | -0.47 | – | 0.0 |