Berkeley 87
Summary
Berkeley 87 is a rich, very dense object of very high C3 quality. It is located at a relatively close distance from the Sun, near the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 305.425 | 37.367 | – | -1.93 | -3.11 | -65.0 |
| Kharchenko et al. (2012) | 305.408 | 37.405 | – | -5.2 | -2.4 | – |
| Loktin & Popova (2017) | 305.43 | 37.405 | – | -0.678 | -0.156 | -8.6 |
| Cantat-Gaudin et al. (2018) | 305.396 | 37.433 | 0.573 | -3.654 | -6.264 | – |
| Soubiran et al. (2018) | 305.396 | 37.433 | – | – | – | -7.5 |
| Cantat-Gaudin et al. (2020) | 305.396 | 37.433 | 0.573 | -3.654 | -6.264 | – |
| Dias et al. (2021) | 305.39 | 37.442 | 0.571 | -3.647 | -6.25 | – |
| Rain et al. (2021) | 305.396 | 37.433 | 0.573 | -3.654 | -6.264 | – |
| Jaehnig et al. (2021) | 305.4 | 37.406 | 0.598 | -3.654 | -6.268 | – |
| Hunt & Reffert (2023) | 305.407 | 37.415 | 0.563 | -3.626 | -6.352 | 8.946 |
| Cavallo et al. (2024) | 305.397 | 37.422 | 0.562 | – | – | – |
| Celli et al. (2024) | 305.396 | 37.433 | – | – | – | – |
| Hunt & Reffert (2024) | 305.407 | 37.415 | 0.563 | -3.626 | -6.352 | 8.946 |
| Almeida et al. (2025) | 305.39 | 37.442 | – | – | – | – |
| UCC | 305.408 | 37.431 | 0.563 | -3.627 | -6.317 | -7.33 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=1.369, Dist=633.0, Age=7.152 |
| Kharchenko et al. (2012) | e_bv=1.353, distance=1239, log_age=7.1 |
| Loktin & Popova (2017) | E(B-V)=1.448, Dist=743, logt=7.173 |
| Cantat-Gaudin et al. (2018) | dmode=1661.3 |
| Soubiran et al. (2018) | dmode=1661.3 |
| Cantat-Gaudin et al. (2020) | AVNN=3.68, DistPc=1644.0, AgeNN=6.92 |
| Dias et al. (2021) | Av=3.768, Dist=1708, logage=6.777, [Fe/H]=-0.233 |
| Rain et al. (2021) | E(B-V)=1.36, Dist=1661.3, log(Age)=7.15, NBSS=0 |
| Jaehnig et al. (2021) | dmode=1.669 |
| Hunt & Reffert (2023) | AV50=4.655, diffAV50=2.674, MOD50=11.191, logAge50=6.697 |
| Cavallo et al. (2024) | AV50=4.21, dMod50=11.17, logAge50=7.18, [Fe/H]50=0.52 |
| Celli et al. (2024) | Age=8.3, Mc=1279.1 |
| Hunt & Reffert (2024) | MassJ=1196.15, MassTot=1196.15 |
| Almeida et al. (2025) | AV=3.768, Dist=1708, logAge=6.777, MassRk=992.3 |
Search coordinates in Bayestar19