King 4
Summary
King 4 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 very well-studied in the literature.
This object shares a very small percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 38.925 | 59.0 | – | 0.52 | 2.44 | – |
| Kharchenko et al. (2012) | 39.023 | 59.025 | – | -1.74 | -0.09 | – |
| Loktin & Popova (2017) | 39.015 | 59.025 | – | -1.055 | -0.122 | -58.3 |
| Cantat-Gaudin et al. (2018) | 39.028 | 59.024 | 0.378 | -0.575 | -0.084 | – |
| Soubiran et al. (2018) | 39.028 | 59.024 | – | – | – | -44.33 |
| Bossini et al. (2019) | 39.028 | 59.024 | – | – | – | – |
| Cantat-Gaudin et al. (2020) | 39.028 | 59.024 | 0.378 | -0.575 | -0.084 | – |
| Dias et al. (2021) | 39.018 | 59.024 | 0.38 | -0.588 | -0.041 | – |
| Rain et al. (2021) | 39.028 | 59.024 | 0.378 | -0.575 | -0.084 | – |
| Jaehnig et al. (2021) | 39.028 | 59.024 | 0.416 | -0.554 | -0.114 | – |
| Hunt & Reffert (2023) | 39.026 | 59.021 | 0.393 | -0.602 | -0.183 | -45.23 |
| Cavallo et al. (2024) | 39.024 | 59.037 | 0.395 | – | – | – |
| Hunt & Reffert (2024) | 39.026 | 59.021 | 0.393 | -0.602 | -0.183 | -45.23 |
| Almeida et al. (2025) | 39.018 | 59.024 | – | – | – | – |
| UCC | 39.028 | 59.027 | 0.392 | -0.597 | -0.163 | -46.098 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.863, Dist=3172.0, Age=7.605 |
| Kharchenko et al. (2012) | e_bv=0.895, distance=2801, log_age=8.205 |
| Loktin & Popova (2017) | E(B-V)=0.855, Dist=3129, logt=7.639 |
| Cantat-Gaudin et al. (2018) | dmode=2456.5 |
| Soubiran et al. (2018) | dmode=2456.5 |
| Bossini et al. (2019) | AV=2.411, Dist=12.446, logA=7.646, Fe/H=0.0 |
| Cantat-Gaudin et al. (2020) | AVNN=2.2, DistPc=2706.0, AgeNN=8.0 |
| Dias et al. (2021) | Av=2.416, Dist=2132, logage=8.332, [Fe/H]=-0.042 |
| Rain et al. (2021) | E(B-V)=0.77, Dist=2456.5, log(Age)=7.64, NBSS=0 |
| Jaehnig et al. (2021) | dmode=2.404 |
| Hunt & Reffert (2023) | AV50=2.421, diffAV50=1.246, MOD50=11.852, logAge50=8.164 |
| Cavallo et al. (2024) | AV50=2.56, dMod50=12.07, logAge50=8.1, [Fe/H]50=0.43 |
| Hunt & Reffert (2024) | MassJ=1255.81, MassTot=1255.81 |
| Almeida et al. (2025) | AV=2.416, Dist=2132, logAge=8.332, MassRk=504.4 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| FSR 0600 | 8.5 | 39.2 | 59.1 | 0.38 | -0.63 | -0.2 | – | 0.05 |