Collinder 271
(OCL 900; ESO 096 14; MWSC 2126)
Summary
Collinder 271 is a poorly populated, very dense object of very high C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It is well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 202.475 | -64.2 | – | -4.29 | -2.83 | – |
| Kharchenko et al. (2012) | 202.53 | -64.2 | – | -7.73 | -12.8 | – |
| Loktin & Popova (2017) | 202.53 | -64.2 | – | -9.95 | -4.489 | – |
| Cantat-Gaudin et al. (2018) | 202.453 | -64.199 | 0.353 | -5.697 | -1.579 | – |
| Bica et al. (2019) | 202.469 | -64.2 | – | – | – | – |
| Soubiran et al. (2018) | 202.453 | -64.199 | – | – | – | -32.71 |
| Cantat-Gaudin et al. (2020) | 202.453 | -64.199 | 0.353 | -5.697 | -1.579 | – |
| Dias et al. (2021) | 202.455 | -64.202 | 0.357 | -5.679 | -1.557 | – |
| Hunt & Reffert (2023) | 202.473 | -64.203 | 0.35 | -5.753 | -1.561 | -3.104 |
| Cavallo et al. (2024) | 202.462 | -64.204 | 0.351 | – | – | – |
| Hunt & Reffert (2024) | 202.473 | -64.203 | 0.35 | -5.753 | -1.561 | -3.104 |
| Almeida et al. (2025) | 202.455 | -64.202 | – | – | – | – |
| UCC | 202.456 | -64.203 | 0.365 | -5.721 | -1.56 | – |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.287, Dist=1169.0, Age=8.322 |
| Kharchenko et al. (2012) | e_bv=1.353, distance=2588, log_age=7.2 |
| Loktin & Popova (2017) | E(B-V)=0.302, Dist=1179, logt=8.312 |
| Cantat-Gaudin et al. (2018) | dmode=2619.7 |
| Soubiran et al. (2018) | dmode=2619.7 |
| Cantat-Gaudin et al. (2020) | AVNN=1.23, DistPc=2613.0, AgeNN=7.79 |
| Dias et al. (2021) | Av=1.354, Dist=2384, logage=7.939, [Fe/H]=0.168 |
| Hunt & Reffert (2023) | AV50=1.212, diffAV50=1.189, MOD50=12.002, logAge50=7.805 |
| Cavallo et al. (2024) | AV50=1.39, dMod50=11.28, logAge50=8.47, [Fe/H]50=-0.6 |
| Hunt & Reffert (2024) | MassJ=591.332, MassTot=591.332 |
| Almeida et al. (2025) | AV=1.354, Dist=2384, logAge=7.939, MassRk=280.4 |
Search coordinates in Bayestar19