Collinder 394
(OCL 42; ESO 592 03; MWSC 3011; FoF 2272)
Summary
Collinder 394 is a very rich, very dense object of very high C3 quality. It is located at a close distance from the Sun, below the mid-plane. It is very well-studied in the literature.
This object shares a large percentage of members with at least one entry reported in the same catalogue.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dambis (1999) | 283.067 | -20.203 | – | – | – | – |
| Dias et al. (2002) | 283.067 | -20.203 | – | 1.96 | -3.78 | 6.0 |
| Chen et al. (2003) | 282.757 | -20.264 | – | -4.8 | -4.78 | 6.0 |
| Piskunov et al. (2007) | 283.098 | -20.199 | – | – | – | – |
| Piskunov et al. (2008) | 283.098 | -20.199 | – | – | – | – |
| Kharchenko et al. (2012) | 283.08 | -20.2 | – | -3.0 | -6.35 | – |
| Loktin & Popova (2017) | 283.065 | -20.203 | – | -0.907 | -6.022 | -1.8 |
| Cantat-Gaudin et al. (2018) | 283.092 | -20.229 | 1.388 | -1.459 | -5.882 | – |
| Bica et al. (2019) | 283.051 | -20.221 | – | – | – | – |
| Soubiran et al. (2018) | 283.092 | -20.229 | – | – | – | 13.86 |
| Bossini et al. (2019) | 283.092 | -20.229 | – | – | – | – |
| Liu & Pang (2019) | 283.116 | -20.219 | 1.39 | -1.493 | -5.875 | – |
| Cantat-Gaudin et al. (2020) | 283.092 | -20.229 | 1.388 | -1.459 | -5.882 | – |
| Dias et al. (2021) | 283.06 | -20.224 | 1.389 | -1.465 | -5.882 | 21.626 |
| Rain et al. (2021) | 283.092 | -20.229 | 1.388 | -1.459 | -5.882 | – |
| Jaehnig et al. (2021) | 283.109 | -20.243 | 1.405 | -1.496 | -5.861 | – |
| Tarricq et al. (2022) | 283.06 | -20.235 | 1.372 | -1.485 | -5.922 | – |
| He et al. (2022) | 283.262 | -20.105 | 1.382 | -1.482 | -5.958 | – |
| Cordoni et al. (2023) | 283.06 | -20.224 | 1.389 | -1.465 | -5.882 | – |
| Hunt & Reffert (2023) | 283.058 | -20.272 | 1.336 | -1.453 | -5.874 | 8.744 |
| Cavallo et al. (2024) | 282.98 | -20.249 | 1.346 | – | – | – |
| Hunt & Reffert (2024) | 283.058 | -20.272 | 1.336 | -1.453 | -5.874 | 8.744 |
| Alfonso et al. (2024) | 283.179 | -20.165 | 1.337 | -1.483 | -5.94 | – |
| Almeida et al. (2025) | 283.06 | -20.224 | – | – | – | – |
| UCC | 283.191 | -20.146 | 1.383 | -1.483 | -5.938 | 6.621 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dambis (1999) | E_B-V_=0.25, DM0=8.9, log_age_=7.9 |
| Dias et al. (2002) | E(B-V)=0.235, Dist=690.0, Age=7.803 |
| Chen et al. (2003) | HDis=690, Age=0.06 |
| Piskunov et al. (2007) | E(B-V)=0.24, Dist=703, logt=7.86, logM=2.662 |
| Piskunov et al. (2008) | E(B-V)=0.24, Dist=703, logt=7.86, logM=3.076, logMA=2.832 |
| Kharchenko et al. (2012) | e_bv=0.239, distance=668, log_age=7.86 |
| Loktin & Popova (2017) | E(B-V)=0.236, Dist=709, logt=7.806 |
| Cantat-Gaudin et al. (2018) | dmode=705.9 |
| Soubiran et al. (2018) | dmode=705.9 |
| Bossini et al. (2019) | AV=0.683, Dist=9.227, logA=7.969, Fe/H=0.0 |
| Liu & Pang (2019) | Age=0.05, Z=0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=0.54, DistPc=700.0, AgeNN=7.96 |
| Dias et al. (2021) | Av=0.904, Dist=692, logage=7.932, [Fe/H]=0.152 |
| Rain et al. (2021) | E(B-V)=0.22, Dist=705.9, log(Age)=7.96, NBSS=0 |
| Jaehnig et al. (2021) | dmode=0.707 |
| Tarricq et al. (2022) | Dist=689, logAgeNN=7.97 |
| He et al. (2022) | A0=0.85, logAge=7.85 |
| Cordoni et al. (2023) | Av=0.904, Dist=9.201, logAge=7.932, [Fe/H]=0.152, mass-single=1340.09, fbin-tot=0.245, fbss-MS=0.0 |
| Hunt & Reffert (2023) | AV50=0.621, diffAV50=0.966, MOD50=9.15, logAge50=7.924 |
| Cavallo et al. (2024) | AV50=0.94, dMod50=9.34, logAge50=8.01, [Fe/H]50=0.23 |
| Hunt & Reffert (2024) | MassJ=1983.79, MassTot=2007.63 |
| Alfonso et al. (2024) | AV=0.53884, MOD=9.23046, logAge=8.26822, Z=0.15148 |
| Almeida et al. (2025) | AV=0.904, Dist=692, logAge=7.932, MassRk=402.1 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| Collinder 393 | 86.5 | 283.37 | -20.04 | 1.39 | -1.49 | -5.97 | 6.37 | 1.0 |
| CWNU 1185 | 4.0 | 283.46 | -20.05 | 1.48 | -1.55 | -6.0 | -0.34 | 0.0 |