Collinder 43
(NGC 1444; MWSC 308; OCL 394)
Summary
Collinder 43 is a rich, very dense object of high C3 quality. It is located at a relatively close 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) | 57.354 | 52.658 | – | 2.34 | -1.95 | 2.0 |
| Kharchenko et al. (2007) | 57.36 | 52.66 | – | 0.03 | – | – |
| Kharchenko et al. (2012) | 57.349 | 52.64 | – | -2.26 | -4.2 | 2.0 |
| Kharchenko et al. (2013) | 57.349 | 52.64 | – | -2.26 | -4.2 | 2.0 |
| Kharchenko et al. (2016) | 57.338 | 52.638 | – | – | – | – |
| Loktin & Popova (2017) | 57.36 | 52.658 | – | -0.067 | -2.104 | 2.0 |
| Cantat-Gaudin et al. (2018) | 57.361 | 52.658 | 0.832 | -0.746 | -1.829 | – |
| Bica et al. (2019) | 57.341 | 52.642 | – | – | – | – |
| Soubiran et al. (2018) | 57.361 | 52.658 | – | – | – | -36.9 |
| Cantat-Gaudin et al. (2020) | 57.361 | 52.658 | 0.832 | -0.746 | -1.829 | – |
| Dias et al. (2021) | 57.344 | 52.651 | 0.834 | -0.816 | -1.838 | – |
| Rain et al. (2021) | 57.361 | 52.658 | 0.832 | -0.746 | -1.829 | – |
| Jaehnig et al. (2021) | 57.352 | 52.659 | 0.875 | -0.77 | -1.852 | – |
| He et al. (2022) | 57.344 | 52.643 | 0.869 | -0.767 | -1.855 | – |
| Just et al. (2023) | 57.338 | 52.638 | – | – | – | – |
| Hunt & Reffert (2023) | 57.358 | 52.655 | 0.874 | -0.802 | -1.844 | -10.062 |
| Cavallo et al. (2024) | 57.352 | 52.647 | 0.875 | – | – | – |
| Celli et al. (2024) | 57.361 | 52.658 | – | – | – | – |
| Hunt & Reffert (2024) | 57.358 | 52.655 | 0.874 | -0.802 | -1.844 | -10.062 |
| Zhang et al. (2024) | 57.358 | 52.655 | – | – | – | – |
| Almeida et al. (2025) | 57.344 | 52.651 | – | – | – | – |
| UCC | 57.354 | 52.657 | 0.864 | -0.762 | -1.837 | -6.105 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.712, Dist=1199.0, Age=7.964 |
| Kharchenko et al. (2012) | E(B-V)=0.6, d=1300.0, logt=6.85 |
| Kharchenko et al. (2013) | E(B-V)=0.6, d=1300.0, logt=6.85 |
| Kharchenko et al. (2016) | E(B-V)=0.6, d=1300.0, logt=6.85 |
| Loktin & Popova (2017) | E(B-V)=0.704, Dist=1220, logt=7.922 |
| Cantat-Gaudin et al. (2018) | dmode=1161.1 |
| Soubiran et al. (2018) | dmode=1161.1 |
| Cantat-Gaudin et al. (2020) | AVNN=1.8, DistPc=1167.0, AgeNN=6.99 |
| Dias et al. (2021) | Av=2.011, Dist=1098, logage=7.16, [Fe/H]=0.096 |
| Rain et al. (2021) | E(B-V)=0.71, Dist=1161.1, log(Age)=7.96, NBSS=2 |
| Jaehnig et al. (2021) | dmode=1.128 |
| He et al. (2022) | A0=2.25, logAge=7.0 |
| Just et al. (2023) | logt=6.85, logmt=1.599 |
| Hunt & Reffert (2023) | AV50=1.949, diffAV50=1.582, MOD50=10.216, logAge50=6.872 |
| Cavallo et al. (2024) | AV50=1.83, dMod50=10.35, logAge50=6.97, [Fe/H]50=0.3 |
| Celli et al. (2024) | Age=9.8, Mc=132.3 |
| Hunt & Reffert (2024) | MassJ=396.806, MassTot=406.734 |
| Zhang et al. (2024) | [Fe/H]ANN=-0.1575, [Fe/H]MCMC=-0.1340 |
| Almeida et al. (2025) | AV=2.011, Dist=1098, logAge=7.16, MassRk=91.9 |
Search coordinates in Bayestar19