Collinder 94
(NGC 2236; MWSC 881; OCL 501; FSR 1002; FoF 80)
Summary
Collinder 94 is a very rich, very dense object of 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.
This object shares a very small percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 97.412 | 6.83 | – | -2.37 | -0.31 | – |
| Kharchenko et al. (2013) | 97.417 | 6.817 | – | -1.95 | -1.41 | – |
| Kharchenko et al. (2016) | 97.41 | 6.818 | – | – | – | – |
| Loktin & Popova (2017) | 97.41 | 6.831 | – | -2.37 | -0.31 | – |
| Cantat-Gaudin et al. (2018) | 97.416 | 6.834 | 0.35 | -0.752 | 0.01 | – |
| Bica et al. (2019) | 97.43 | 6.839 | – | – | – | – |
| Soubiran et al. (2018) | 97.416 | 6.834 | – | – | – | 59.91 |
| Liu & Pang (2019) | 97.422 | 6.83 | 0.36 | -0.685 | 0.028 | – |
| Cantat-Gaudin et al. (2020) | 97.416 | 6.834 | 0.35 | -0.752 | 0.01 | – |
| Dias et al. (2021) | 97.421 | 6.838 | 0.36 | -0.754 | -0.003 | 59.362 |
| Rain et al. (2021) | 97.416 | 6.834 | 0.35 | -0.752 | 0.01 | – |
| Jaehnig et al. (2021) | 97.409 | 6.839 | 0.384 | -0.765 | 0.041 | – |
| Just et al. (2023) | 97.41 | 6.818 | – | – | – | – |
| Hunt & Reffert (2023) | 97.411 | 6.831 | 0.348 | -0.782 | 0.016 | 59.296 |
| Cavallo et al. (2024) | 97.417 | 6.834 | 0.347 | – | – | – |
| Hunt & Reffert (2024) | 97.411 | 6.831 | 0.348 | -0.782 | 0.016 | 59.296 |
| Almeida et al. (2025) | 97.421 | 6.838 | – | – | – | – |
| Carrasco-Varela et al. (2025) | 97.641 | 6.791 | – | – | – | – |
| Hu & Soubiran (2025) | 97.417 | 6.834 | – | – | – | – |
| UCC | 97.415 | 6.834 | 0.342 | -0.78 | 0.025 | 59.679 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.479, Dist=2930.0, Age=8.538, [Fe/H]=-0.3 |
| Kharchenko et al. (2013) | E(B-V)=0.562, d=2654.0, logt=8.75 |
| Kharchenko et al. (2016) | E(B-V)=0.562, d=2654.0, logt=8.75 |
| Loktin & Popova (2017) | E(B-V)=0.47, Dist=2966, logt=8.562 |
| Cantat-Gaudin et al. (2018) | dmode=2639.8 |
| Soubiran et al. (2018) | dmode=2639.8 |
| Liu & Pang (2019) | Age=1.18, Z=-0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=1.05, DistPc=2429.0, AgeNN=9.06 |
| Dias et al. (2021) | Av=1.651, Dist=2418, logage=8.951, [Fe/H]=-0.1 |
| Rain et al. (2021) | E(B-V)=0.47, Dist=2639.8, log(Age)=8.53, NBSS=0 |
| Jaehnig et al. (2021) | dmode=2.611 |
| Just et al. (2023) | logt=8.75, logmt=2.329 |
| Hunt & Reffert (2023) | AV50=1.381, diffAV50=1.118, MOD50=12.039, logAge50=8.931 |
| Cavallo et al. (2024) | AV50=1.49, dMod50=11.87, logAge50=9.03, [Fe/H]50=-0.07 |
| Hunt & Reffert (2024) | MassJ=3492.32, MassTot=3492.32 |
| Almeida et al. (2025) | AV=1.651, Dist=2418, logAge=8.951, MassRk=2463.3 |
| Carrasco-Varela et al. (2025) | Av=1.651, Dist=2418, logAge=8.951, [Fe/H]=-0.15, NBSS=3, fBSS/MS=0.054 |
| Hu & Soubiran (2025) | MA22=-0.15, MA23f=-0.38, MA23g=-0.23, MZ23=-0.27, MK24=-0.31, MF24=-0.23 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| Teutsch J0628.8+0708 | 0.1 | 97.25 | 7.15 | 0.26 | -0.3 | -0.2 | – | 0.05 |