Berkeley 23
(FSR 0917; MWSC 902; OCL 478)
Summary
Berkeley 23 is a rich, very dense object of very high C3 quality. It is located at a large distance from the Sun, well above the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 98.375 | 20.55 | – | 2.65 | -7.32 | 48.6 |
| Chen et al. (2003) | 98.367 | 20.553 | – | – | – | – |
| Froebrich et al. (2007) | 98.321 | 20.519 | – | – | – | – |
| Kharchenko et al. (2013) | 98.325 | 20.525 | – | -1.36 | -2.34 | – |
| Kharchenko et al. (2016) | 98.316 | 20.526 | – | – | – | – |
| Loktin & Popova (2017) | 98.325 | 20.525 | – | 0.07 | -1.058 | 48.6 |
| Cantat-Gaudin et al. (2018) | 98.318 | 20.535 | 0.151 | -0.055 | -1.339 | – |
| Bica et al. (2019) | 98.305 | 20.534 | – | – | – | – |
| Soubiran et al. (2018) | 98.318 | 20.535 | – | – | – | 51.85 |
| Cantat-Gaudin et al. (2020) | 98.318 | 20.535 | 0.151 | -0.055 | -1.339 | – |
| Dias et al. (2021) | 98.316 | 20.538 | 0.153 | -0.069 | -1.338 | – |
| Rain et al. (2021) | 98.318 | 20.535 | 0.151 | -0.055 | -1.339 | – |
| Jaehnig et al. (2021) | 98.318 | 20.535 | 0.157 | -0.055 | -1.313 | – |
| Just et al. (2023) | 98.316 | 20.526 | – | – | – | – |
| Hunt & Reffert (2023) | 98.315 | 20.535 | 0.185 | -0.088 | -1.322 | 40.658 |
| Cavallo et al. (2024) | 98.31 | 20.532 | 0.184 | – | – | – |
| Hunt & Reffert (2024) | 98.315 | 20.535 | 0.185 | -0.088 | -1.322 | 40.658 |
| Almeida et al. (2025) | 98.316 | 20.538 | – | – | – | – |
| Hu & Soubiran (2025) | 98.31 | 20.532 | – | – | – | – |
| UCC | 98.317 | 20.532 | 0.18 | -0.098 | -1.306 | 39.86 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.4, Dist=6918.0, Age=8.9, [Fe/H]=-0.42 |
| Chen et al. (2003) | E(B-V)=0.4, HDis=6918, Age=0.79, [Fe/H]_1=0.07 |
| Kharchenko et al. (2013) | E(B-V)=0.4, d=4724.0, logt=8.97, [Fe/H]=0.07 |
| Kharchenko et al. (2016) | E(B-V)=0.4, d=4724.0, logt=8.97 |
| Loktin & Popova (2017) | E(B-V)=0.392, Dist=11117, logt=8.91 |
| Cantat-Gaudin et al. (2018) | dmode=5569.0 |
| Soubiran et al. (2018) | dmode=5569.0 |
| Cantat-Gaudin et al. (2020) | AVNN=0.83, DistPc=5425.0, AgeNN=9.02 |
| Dias et al. (2021) | Av=0.862, Dist=4842, logage=9.244, [Fe/H]=0.055 |
| Rain et al. (2021) | E(B-V)=0.4, Dist=5569.0, log(Age)=8.9, NBSS=8 |
| Jaehnig et al. (2021) | dmode=6.505 |
| Just et al. (2023) | logt=8.97, logmt=3.13 |
| Hunt & Reffert (2023) | AV50=1.054, diffAV50=0.978, MOD50=13.796, logAge50=9.039 |
| Cavallo et al. (2024) | AV50=1.26, dMod50=12.92, logAge50=9.35, [Fe/H]50=-0.49 |
| Hunt & Reffert (2024) | MassJ=1618.33, MassTot=1549.96 |
| Almeida et al. (2025) | AV=0.862, Dist=4842, logAge=9.244, MassRk=741.6 |
| Hu & Soubiran (2025) | MA22=-0.18, MA23f=-0.48, MA23g=-0.41, MZ23=-0.34, MK24=-0.34, MF24=-0.3 |
Search coordinates in Bayestar19