Collinder 103
(NGC 2254; FSR 1001; MWSC 924; OCL 500; FoF 191)
Summary
Collinder 103 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.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 98.954 | 7.673 | – | 0.53 | 1.78 | – |
| Froebrich et al. (2007) | 98.954 | 7.666 | – | – | – | – |
| Kharchenko et al. (2013) | 98.941 | 7.67 | – | -2.09 | -1.46 | – |
| Kharchenko et al. (2016) | 98.934 | 7.671 | – | – | – | – |
| Loktin & Popova (2017) | 98.955 | 7.674 | – | -2.116 | -1.859 | – |
| Cantat-Gaudin et al. (2018) | 98.949 | 7.671 | 0.364 | -0.127 | -0.944 | – |
| Bica et al. (2019) | 98.945 | 7.677 | – | – | – | – |
| Soubiran et al. (2018) | 98.949 | 7.671 | – | – | – | 52.64 |
| Liu & Pang (2019) | 98.948 | 7.663 | 0.351 | -0.151 | -0.928 | – |
| Cantat-Gaudin et al. (2020) | 98.949 | 7.671 | 0.364 | -0.127 | -0.944 | – |
| Dias et al. (2021) | 98.947 | 7.665 | 0.362 | -0.148 | -0.948 | – |
| Just et al. (2023) | 98.934 | 7.671 | – | – | – | – |
| Hunt & Reffert (2023) | 98.949 | 7.672 | 0.387 | -0.177 | -0.937 | 52.489 |
| Cavallo et al. (2024) | 98.951 | 7.672 | 0.391 | – | – | – |
| Hunt & Reffert (2024) | 98.949 | 7.672 | 0.387 | -0.177 | -0.937 | 52.489 |
| Almeida et al. (2025) | 98.947 | 7.665 | – | – | – | – |
| UCC | 98.948 | 7.67 | 0.392 | -0.186 | -0.933 | 57.325 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.398, Dist=2364.0, Age=8.307 |
| Kharchenko et al. (2013) | E(B-V)=0.521, d=2928.0, logt=8.675 |
| Kharchenko et al. (2016) | E(B-V)=0.521, d=2928.0, logt=8.675 |
| Loktin & Popova (2017) | E(B-V)=0.4, Dist=2469, logt=8.35 |
| Cantat-Gaudin et al. (2018) | dmode=2545.8 |
| Soubiran et al. (2018) | dmode=2545.8 |
| Liu & Pang (2019) | Age=0.537, Z=0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=1.35, DistPc=2617.0, AgeNN=8.54 |
| Dias et al. (2021) | Av=1.722, Dist=2119, logage=8.034, [Fe/H]=-0.147 |
| Just et al. (2023) | logt=8.675, logmt=2.141 |
| Hunt & Reffert (2023) | AV50=1.37, diffAV50=1.955, MOD50=11.831, logAge50=8.507 |
| Cavallo et al. (2024) | AV50=1.56, dMod50=12.09, logAge50=8.58, [Fe/H]50=0.25 |
| Hunt & Reffert (2024) | MassJ=765.852, MassTot=769.540 |
| Almeida et al. (2025) | AV=1.722, Dist=2119, logAge=8.034, MassRk=895.8 |
Search coordinates in Bayestar19