NGC 2184
(MWSC 784)
Summary
NGC 2184 is a 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 2 later reported entries.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Piskunov et al. (2008) | 92.797 | -3.441 | – | – | – | – |
| Kharchenko et al. (2012) | 92.828 | -3.42 | – | -2.7 | -1.31 | – |
| Loktin & Popova (2017) | 92.745 | -3.482 | – | -2.7 | -1.31 | – |
| Cantat-Gaudin et al. (2018) | 91.69 | -2.0 | 1.709 | -0.648 | -0.288 | – |
| Bica et al. (2019) | 92.833 | -3.533 | – | – | – | – |
| Soubiran et al. (2018) | 91.69 | -2.0 | – | – | – | 42.03 |
| Bossini et al. (2019) | 91.69 | -2.0 | – | – | – | – |
| Cantat-Gaudin et al. (2020) | 91.69 | -2.0 | 1.709 | -0.648 | -0.288 | – |
| Dias et al. (2021) | 91.728 | -1.928 | 1.707 | -0.626 | -0.318 | 42.043 |
| Tarricq et al. (2022) | 91.668 | -2.038 | 1.721 | -0.645 | -0.251 | – |
| He et al. (2022) | 91.701 | -2.036 | 1.735 | -0.664 | -0.236 | – |
| Hunt & Reffert (2023) | 92.852 | -3.372 | 1.535 | -1.624 | -1.907 | 25.717 |
| Cavallo et al. (2024) | 92.642 | -3.373 | 1.535 | – | – | – |
| Alfonso et al. (2024) | 92.008 | -2.39 | 1.626 | -0.61 | -0.513 | – |
| Almeida et al. (2025) | 91.728 | -1.928 | – | – | – | – |
| UCC | 91.721 | -2.043 | 1.733 | -0.663 | -0.24 | 40.139 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Piskunov et al. (2008) | E(B-V)=0.08, Dist=640, logt=8.37, logMA=1.721 |
| Kharchenko et al. (2012) | e_bv=0.104, distance=621, log_age=8.6 |
| Loktin & Popova (2017) | E(B-V)=0.08, Dist=662, logt=8.37 |
| Cantat-Gaudin et al. (2018) | dmode=575.3 |
| Soubiran et al. (2018) | dmode=575.3 |
| Bossini et al. (2019) | AV=0.319, Dist=8.603, logA=8.941, Fe/H=0.0 |
| Cantat-Gaudin et al. (2020) | AVNN=0.48, DistPc=589.0, AgeNN=8.81 |
| Dias et al. (2021) | Av=0.695, Dist=577, logage=8.884, [Fe/H]=-0.077 |
| Tarricq et al. (2022) | Dist=577, logAgeNN=8.82 |
| He et al. (2022) | A0=0.65, logAge=8.95 |
| Hunt & Reffert (2023) | AV50=0.208, diffAV50=0.282, MOD50=8.97, logAge50=8.129 |
| Cavallo et al. (2024) | AV50=0.54, dMod50=9.18, logAge50=7.63, [Fe/H]50=-0.44 |
| Alfonso et al. (2024) | AV=0.47789, MOD=8.85094, logAge=8.92729, Z=-0.0779 |
| Almeida et al. (2025) | AV=0.695, Dist=577, logAge=8.884, MassRk=204.1 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| Theia 1408 | 99.2 | 91.7 | -2.04 | 1.74 | -0.66 | -0.24 | 40.07 | 0.05 |
| CWWDL 14289 | 42.0 | 91.68 | -2.01 | 1.74 | -0.66 | -0.24 | 40.11 | 0.0 |