Berkeley 9
(OCL 388; FSR 0646; MWSC 286; FoF 722)
Summary
Berkeley 9 is a rich, very dense object of high C3 quality. It is located at a relatively close distance from the Sun, below the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 53.163 | 52.654 | – | 1.07 | -0.57 | – |
| Kharchenko et al. (2012) | 53.163 | 52.65 | – | -2.39 | -2.43 | – |
| Loktin & Popova (2017) | 53.16 | 52.654 | – | -2.826 | -1.962 | – |
| Cantat-Gaudin et al. (2018) | 53.167 | 52.649 | 0.513 | 1.493 | 0.037 | – |
| Bica et al. (2019) | 53.162 | 52.645 | – | – | – | – |
| Soubiran et al. (2018) | 53.167 | 52.649 | – | – | – | -17.4 |
| Liu & Pang (2019) | 53.178 | 52.64 | 0.518 | 1.516 | 0.02 | – |
| Donor et al. (2020) | 53.163 | 52.65 | – | 1.57 | -0.1 | -16.9 |
| Cantat-Gaudin et al. (2020) | 53.167 | 52.649 | 0.513 | 1.493 | 0.037 | – |
| Dias et al. (2021) | 53.163 | 52.651 | 0.505 | 1.508 | 0.06 | -17.248 |
| Hunt & Reffert (2023) | 53.174 | 52.652 | 0.547 | 1.484 | -0.024 | -15.467 |
| Cavallo et al. (2024) | 53.166 | 52.651 | 0.555 | – | – | – |
| Hunt & Reffert (2024) | 53.174 | 52.652 | 0.547 | 1.484 | -0.024 | -15.467 |
| Almeida et al. (2025) | 53.163 | 52.651 | – | – | – | – |
| Hu & Soubiran (2025) | 53.166 | 52.651 | – | – | – | – |
| UCC | 53.164 | 52.651 | 0.555 | 1.494 | -0.005 | -17.034 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.79, Dist=1480.0, Age=9.3 |
| Kharchenko et al. (2012) | e_bv=0.75, distance=1550, log_age=9.3 |
| Loktin & Popova (2017) | E(B-V)=0.767, Dist=1293, logt=9.16 |
| Cantat-Gaudin et al. (2018) | dmode=1845.2 |
| Soubiran et al. (2018) | dmode=1845.2 |
| Liu & Pang (2019) | Age=3.09, Z=0.0 |
| Donor et al. (2020) | Fe/H=-0.09 |
| Cantat-Gaudin et al. (2020) | AVNN=2.69, DistPc=1814.0, AgeNN=9.14 |
| Dias et al. (2021) | Av=3.007, Dist=1788, logage=9.182, [Fe/H]=-0.186 |
| Hunt & Reffert (2023) | AV50=3.041, diffAV50=1.025, MOD50=11.122, logAge50=8.934 |
| Cavallo et al. (2024) | AV50=3.06, dMod50=11.17, logAge50=9.18, [Fe/H]50=0.04 |
| Hunt & Reffert (2024) | MassJ=1175.81, MassTot=1175.81 |
| Almeida et al. (2025) | AV=3.007, Dist=1788, logAge=9.182, MassRk=626.4 |
| Hu & Soubiran (2025) | MA22=0.04, MA23f=-0.19, MA23g=-0.09, MZ23=-0.01, MK24=-0.19, MF24=-0.16 |
Search coordinates in Bayestar19