Berkeley 97
(OCL 243; FSR 0382; MWSC 3648)
Summary
Berkeley 97 is a moderately populated, very dense object of high C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It is well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 339.867 | 58.998 | – | -1.35 | -1.57 | – |
| Kharchenko et al. (2012) | 339.849 | 59.017 | – | -1.18 | -3.35 | – |
| Loktin & Popova (2017) | 339.855 | 59.017 | – | -4.457 | -3.539 | – |
| Cantat-Gaudin et al. (2018) | 339.853 | 59.005 | 0.314 | -2.736 | -1.808 | – |
| Bica et al. (2019) | 339.847 | 59.01 | – | – | – | – |
| Cantat-Gaudin et al. (2020) | 339.853 | 59.005 | 0.314 | -2.736 | -1.808 | – |
| Dias et al. (2021) | 339.85 | 59.005 | 0.307 | -2.697 | -1.829 | – |
| Hunt & Reffert (2023) | 339.852 | 59.006 | 0.309 | -2.714 | -1.889 | -60.861 |
| Cavallo et al. (2024) | 339.853 | 59.009 | 0.311 | – | – | – |
| Celli et al. (2024) | 339.867 | 58.998 | – | – | – | – |
| Hunt & Reffert (2024) | 339.852 | 59.006 | 0.309 | -2.714 | -1.889 | -60.861 |
| Almeida et al. (2025) | 339.85 | 59.005 | – | – | – | – |
| UCC | 339.847 | 59.007 | 0.321 | -2.724 | -1.865 | -60.862 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.77, Dist=2410.0, Age=8.4 |
| Kharchenko et al. (2012) | e_bv=0.737, distance=1800, log_age=7.55 |
| Loktin & Popova (2017) | E(B-V)=0.812, Dist=1505, logt=6.6 |
| Cantat-Gaudin et al. (2018) | dmode=2918.3 |
| Cantat-Gaudin et al. (2020) | AVNN=2.58, DistPc=3241.0, AgeNN=7.18 |
| Dias et al. (2021) | Av=2.539, Dist=2485, logage=7.589, [Fe/H]=-0.1 |
| Hunt & Reffert (2023) | AV50=2.7, diffAV50=1.945, MOD50=12.262, logAge50=7.852 |
| Cavallo et al. (2024) | AV50=2.64, dMod50=12.46, logAge50=8.04, [Fe/H]50=0.39 |
| Celli et al. (2024) | Age=15.1, Mc=534.0 |
| Hunt & Reffert (2024) | MassJ=909.680, MassTot=922.292 |
| Almeida et al. (2025) | AV=2.539, Dist=2485, logAge=7.589, MassRk=622.9 |
Search coordinates in Bayestar19