Collinder 304
(NGC 6152; MWSC 2423; OCL 961; ESO 179 09)
Summary
Collinder 304 is a rich, very dense object of very high C3 quality. It is located at a relatively close distance from the Sun, below the mid-plane. It is very well-studied in the literature.
This object shares a small percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 248.188 | -52.643 | – | -1.85 | -4.87 | – |
| Kharchenko et al. (2003) | 248.17 | -52.62 | – | -1.85 | -3.18 | – |
| Kharchenko et al. (2005) | 248.17 | -52.64 | – | -2.06 | -2.5 | – |
| Piskunov et al. (2007) | 248.158 | -52.638 | – | – | – | – |
| Piskunov et al. (2008) | 248.158 | -52.638 | – | – | – | – |
| Kharchenko et al. (2013) | 248.175 | -52.64 | – | -2.0 | -4.35 | – |
| Kharchenko et al. (2016) | 248.163 | -52.639 | – | – | – | – |
| Cantat-Gaudin et al. (2018) | 248.213 | -52.629 | 0.594 | -2.511 | -4.98 | – |
| Bica et al. (2019) | 248.17 | -52.645 | – | – | – | – |
| Soubiran et al. (2018) | 248.213 | -52.629 | – | – | – | -35.7 |
| Bossini et al. (2019) | 248.213 | -52.629 | – | – | – | – |
| Monteiro & Dias (2019) | 248.213 | -52.629 | – | -2.536 | -4.987 | 2.204 |
| Cantat-Gaudin et al. (2020) | 248.213 | -52.629 | 0.594 | -2.511 | -4.98 | – |
| Dias et al. (2021) | 248.216 | -52.624 | 0.594 | -2.519 | -4.972 | -35.513 |
| Rain et al. (2021) | 248.213 | -52.629 | 0.594 | -2.511 | -4.98 | – |
| Just et al. (2023) | 248.163 | -52.639 | – | – | – | – |
| Cordoni et al. (2023) | 248.216 | -52.624 | 0.594 | -2.519 | -4.972 | – |
| Hunt & Reffert (2023) | 248.158 | -52.621 | 0.608 | -2.581 | -4.993 | -34.365 |
| Cavallo et al. (2024) | 248.222 | -52.631 | 0.608 | – | – | – |
| Hunt & Reffert (2024) | 248.158 | -52.621 | 0.608 | -2.581 | -4.993 | -34.365 |
| Almeida et al. (2025) | 248.216 | -52.624 | – | – | – | – |
| UCC | 248.212 | -52.637 | 0.609 | -2.565 | -4.99 | -35.927 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.3, Dist=1030.0 |
| Kharchenko et al. (2003) | E(B-V)=0.3, Dist=1030 |
| Kharchenko et al. (2005) | E(B-V)=0.2, Dist=1030, logt=8.65 |
| Piskunov et al. (2007) | E(B-V)=0.2, Dist=1030, logt=8.65, logM=2.565 |
| Piskunov et al. (2008) | E(B-V)=0.2, Dist=1030, logt=8.65, logM=3.097, logMA=3.049 |
| Kharchenko et al. (2013) | E(B-V)=0.198, d=1031.0, logt=8.63 |
| Kharchenko et al. (2016) | E(B-V)=0.198, d=1031.0, logt=8.63 |
| Cantat-Gaudin et al. (2018) | dmode=1606.1 |
| Soubiran et al. (2018) | dmode=1606.1 |
| Bossini et al. (2019) | AV=1.059, Dist=10.986, logA=8.236, Fe/H=0.0 |
| Monteiro & Dias (2019) | E(B-V)=0.383, Dist=1.536, logAge=8.433, Z=0.022 |
| Cantat-Gaudin et al. (2020) | AVNN=1.01, DistPc=1618.0, AgeNN=8.35 |
| Dias et al. (2021) | Av=1.128, Dist=1422, logage=8.386, [Fe/H]=0.131 |
| Rain et al. (2021) | E(B-V)=0.2, Dist=1606.1, log(Age)=8.65, NBSS=0 |
| Just et al. (2023) | logt=8.63, logmt=1.932 |
| Cordoni et al. (2023) | Av=1.128, Dist=10.764, logAge=8.386, [Fe/H]=0.131, mass-single=3525.27, fbin-tot=0.556, fbss-MS=0.0 |
| Hunt & Reffert (2023) | AV50=1.013, diffAV50=0.85, MOD50=10.941, logAge50=8.189 |
| Cavallo et al. (2024) | AV50=1.13, dMod50=10.76, logAge50=8.46, [Fe/H]50=0.14 |
| Hunt & Reffert (2024) | MassJ=1427.35, MassTot=1437.79 |
| Almeida et al. (2025) | AV=1.128, Dist=1422, logAge=8.386, MassRk=486.3 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| OC 0654 | 13.1 | 248.25 | -52.58 | 0.62 | -2.56 | -5.03 | -35.18 | 0.0 |