Collinder 1
(NGC 103; MWSC 40; OCL 291; FSR 0491)
Summary
Collinder 1 is a rich, very dense object of very high C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dambis (1999) | 6.325 | 61.35 | – | – | – | – |
| Dias et al. (2002) | 6.317 | 61.323 | – | -3.44 | -0.32 | -116.7 |
| Kharchenko et al. (2007) | 6.31 | 61.32 | – | 0.03 | – | – |
| Kharchenko et al. (2012) | 6.27 | 61.34 | – | -2.49 | -3.62 | -116.7 |
| Kharchenko et al. (2013) | 6.27 | 61.34 | – | -2.49 | -3.62 | -116.7 |
| Kharchenko et al. (2016) | 6.26 | 61.337 | – | – | – | – |
| Loktin & Popova (2017) | 6.315 | 61.323 | – | -1.195 | -2.138 | -116.7 |
| Cantat-Gaudin et al. (2018) | 6.312 | 61.326 | 0.288 | -2.823 | -0.988 | – |
| Bica et al. (2019) | 6.324 | 61.323 | – | – | – | – |
| Soubiran et al. (2018) | 6.312 | 61.326 | – | – | – | -78.11 |
| Cantat-Gaudin et al. (2020) | 6.312 | 61.326 | 0.288 | -2.823 | -0.988 | – |
| Dias et al. (2021) | 6.321 | 61.327 | 0.289 | -2.829 | -0.978 | -78.897 |
| Rain et al. (2021) | 6.312 | 61.326 | 0.288 | -2.823 | -0.988 | – |
| Jaehnig et al. (2021) | 6.312 | 61.325 | 0.325 | -2.827 | -1.001 | – |
| Just et al. (2023) | 6.26 | 61.337 | – | – | – | – |
| Hunt & Reffert (2023) | 6.311 | 61.326 | 0.286 | -2.815 | -1.066 | -75.123 |
| Cavallo et al. (2024) | 6.336 | 61.325 | 0.284 | – | – | – |
| Hunt & Reffert (2024) | 6.311 | 61.326 | 0.286 | -2.815 | -1.066 | -75.123 |
| Almeida et al. (2025) | 6.321 | 61.327 | – | – | – | – |
| UCC | 6.309 | 61.327 | 0.283 | -2.81 | -1.059 | -77.089 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dambis (1999) | E_B-V_=0.55, DM0=12.2, log_age_=7.45 |
| Dias et al. (2002) | E(B-V)=0.406, Dist=3026.0, Age=8.126 |
| Kharchenko et al. (2012) | E(B-V)=0.45, d=2501.0, logt=8.565 |
| Kharchenko et al. (2013) | E(B-V)=0.45, d=2501.0, logt=8.565 |
| Kharchenko et al. (2016) | E(B-V)=0.45, d=2501.0, logt=8.565 |
| Loktin & Popova (2017) | E(B-V)=0.401, Dist=3000, logt=8.128 |
| Cantat-Gaudin et al. (2018) | dmode=3156.5 |
| Soubiran et al. (2018) | dmode=3156.5 |
| Cantat-Gaudin et al. (2020) | AVNN=1.08, DistPc=3167.0, AgeNN=8.01 |
| Dias et al. (2021) | Av=1.69, Dist=2896, logage=8.03, [Fe/H]=-0.138 |
| Rain et al. (2021) | E(B-V)=0.4, Dist=3156.5, log(Age)=8.12, NBSS=0 |
| Jaehnig et al. (2021) | dmode=3.111 |
| Just et al. (2023) | logt=8.565, logmt=1.533 |
| Hunt & Reffert (2023) | AV50=1.405, diffAV50=1.366, MOD50=12.453, logAge50=8.289 |
| Cavallo et al. (2024) | AV50=1.51, dMod50=12.26, logAge50=8.45, [Fe/H]50=0.07 |
| Hunt & Reffert (2024) | MassJ=2265.71, MassTot=2400.94 |
| Almeida et al. (2025) | AV=1.69, Dist=2896, logAge=8.03, MassRk=1231.0 |
Search coordinates in Bayestar19