Berkeley 7
(MWSC 149)
Summary
Berkeley 7 is a rich, 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.
This object shares a very small percentage of members with 3 later reported entries.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 28.55 | 62.367 | – | -2.76 | 0.97 | – |
| Kharchenko et al. (2012) | 28.545 | 62.37 | – | -4.3 | -1.95 | – |
| Kharchenko et al. (2013) | 28.545 | 62.37 | – | -4.3 | -1.95 | – |
| Kharchenko et al. (2016) | 28.533 | 62.367 | – | – | – | – |
| Loktin & Popova (2017) | 28.545 | 62.367 | – | -4.554 | -2.041 | – |
| Cantat-Gaudin et al. (2018) | 28.546 | 62.366 | 0.337 | -0.993 | -0.13 | – |
| Cantat-Gaudin et al. (2020) | 28.546 | 62.366 | 0.337 | -0.993 | -0.13 | – |
| Dias et al. (2021) | 28.549 | 62.367 | 0.326 | -0.967 | -0.13 | – |
| Rain et al. (2021) | 28.546 | 62.366 | 0.337 | -0.993 | -0.13 | – |
| Jaehnig et al. (2021) | 28.544 | 62.369 | 0.358 | -0.981 | -0.162 | – |
| Just et al. (2023) | 28.533 | 62.367 | – | – | – | – |
| Hunt & Reffert (2023) | 28.543 | 62.366 | 0.338 | -1.019 | -0.246 | – |
| Cavallo et al. (2024) | 28.512 | 62.359 | 0.338 | – | – | – |
| Hunt & Reffert (2024) | 28.543 | 62.366 | 0.338 | -1.019 | -0.246 | – |
| Almeida et al. (2025) | 28.549 | 62.367 | – | – | – | – |
| UCC | 28.547 | 62.371 | 0.341 | -0.985 | -0.206 | -67.129 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.8, Dist=2570.0, Age=6.6 |
| Kharchenko et al. (2012) | E(B-V)=0.799, d=2600.0, logt=7.25 |
| Kharchenko et al. (2013) | E(B-V)=0.799, d=2600.0, logt=7.25 |
| Kharchenko et al. (2016) | E(B-V)=0.799, d=2600.0, logt=7.25 |
| Loktin & Popova (2017) | E(B-V)=0.627, Dist=2068, logt=7.45 |
| Cantat-Gaudin et al. (2018) | dmode=2733.2 |
| Cantat-Gaudin et al. (2020) | AVNN=1.92, DistPc=2863.0, AgeNN=7.53 |
| Dias et al. (2021) | Av=2.117, Dist=2392, logage=7.601, [Fe/H]=0.09 |
| Rain et al. (2021) | E(B-V)=0.8, Dist=2733.2, log(Age)=6.6, NBSS=0 |
| Jaehnig et al. (2021) | dmode=2.745 |
| Just et al. (2023) | logt=7.25, logmt=1.866 |
| Hunt & Reffert (2023) | AV50=2.059, diffAV50=2.193, MOD50=12.104, logAge50=7.556 |
| Cavallo et al. (2024) | AV50=2.11, dMod50=12.37, logAge50=7.65, [Fe/H]50=0.65 |
| Hunt & Reffert (2024) | MassJ=886.323, MassTot=1018.76 |
| Almeida et al. (2025) | AV=2.117, Dist=2392, logAge=7.601, MassRk=710.2 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| CWWDL 2006 | 2.3 | 28.92 | 61.99 | 0.33 | -1.07 | -0.31 | – | 0.08 |
| CWWDL 2617 | 0.8 | 27.99 | 62.7 | 0.33 | -1.09 | -0.23 | – | 0.3 |
| CWWDL 2619 | 0.8 | 28.3 | 62.77 | 0.33 | -1.0 | -0.28 | – | 0.3 |