Hogg 22
(OCL 981; ESO 277 11; MWSC 2459)
Summary
Hogg 22 is a poorly populated, very dense object of very 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 large percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dambis (1999) | 251.654 | -47.083 | – | – | – | – |
| Dias et al. (2002) | 251.654 | -47.083 | – | -1.14 | -0.67 | -66.74 |
| Piskunov et al. (2008) | 251.65 | -47.082 | – | – | – | – |
| Kharchenko et al. (2012) | 251.655 | -47.09 | – | -2.4 | -2.2 | – |
| Loktin & Popova (2017) | 251.655 | -47.084 | – | -1.369 | -2.023 | -65.2 |
| Bica et al. (2019) | 251.64 | -47.089 | – | – | – | – |
| Dias et al. (2021) | 251.66 | -47.078 | 0.343 | -0.75 | -2.013 | – |
| Jaehnig et al. (2021) | 251.662 | -47.073 | 0.357 | -0.734 | -1.953 | – |
| Hunt & Reffert (2023) | 251.651 | -47.089 | 0.353 | -0.785 | -2.027 | -41.606 |
| Cavallo et al. (2024) | 251.691 | -47.178 | 0.354 | – | – | – |
| Hunt & Reffert (2024) | 251.651 | -47.089 | 0.353 | -0.785 | -2.027 | -41.606 |
| Almeida et al. (2025) | 251.66 | -47.078 | – | – | – | – |
| UCC | 251.653 | -47.082 | 0.357 | -0.761 | -1.983 | – |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dambis (1999) | E_B-V_=0.716, DM0=11.9, log_age_=6.4 |
| Dias et al. (2002) | E(B-V)=0.647, Dist=1216.0, Age=6.78 |
| Piskunov et al. (2008) | E(B-V)=0.65, Dist=1297, logt=6.7, logMA=1.925 |
| Kharchenko et al. (2012) | e_bv=0.822, distance=2799, log_age=6.8 |
| Loktin & Popova (2017) | E(B-V)=0.648, Dist=1297, logt=6.792 |
| Dias et al. (2021) | Av=2.097, Dist=2354, logage=7.076, [Fe/H]=0.12 |
| Jaehnig et al. (2021) | dmode=2.8 |
| Hunt & Reffert (2023) | AV50=2.072, diffAV50=0.934, MOD50=12.051, logAge50=6.889 |
| Cavallo et al. (2024) | AV50=2.14, dMod50=11.92, logAge50=7.0, [Fe/H]50=0.32 |
| Hunt & Reffert (2024) | MassJ=1145.01, MassTot=1322.47 |
| Almeida et al. (2025) | AV=2.097, Dist=2354, logAge=7.076, MassRk=294.4 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| UBC 547 | 97.6 | 251.66 | -47.09 | 0.34 | -0.75 | -1.98 | -15.92 | 0.27 |