Theia 2145
Summary
Theia 2145 is a sparse, moderately dense object of low C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It was recently reported in the literature.This is a unique object, which shares a very small percentage of members with at least one previously reported entry.
Warning: contains less than 25 stars with P>0.5 estimated.
Warning: the low UTI value and no obvious signs of duplication (C_dup=0.96) indicates that this is quite probably an asterism, moving group, or artifact, and not a real open cluster.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Hunt & Reffert (2023) | 145.803 | -54.3 | 0.232 | -4.605 | 3.007 | 32.412 |
| Cavallo et al. (2024) | 145.934 | -54.311 | 0.233 | – | – | – |
| Hunt & Reffert (2024) | 145.803 | -54.3 | 0.232 | -4.605 | 3.007 | 32.412 |
| UCC | 145.786 | -54.298 | 0.236 | -4.598 | 3.013 | – |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Hunt & Reffert (2023) | AV50=2.173, diffAV50=2.192, MOD50=13.054, logAge50=8.18 |
| Cavallo et al. (2024) | AV50=1.81, dMod50=12.76, logAge50=8.62, [Fe/H]50=0.4 |
| Hunt & Reffert (2024) | MassJ=387.299, MassTot=626.028 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| CWNU 4766 | 92.0 | 145.79 | -54.3 | 0.24 | -4.6 | 3.01 | – | 0.07 |
| CWWDL 5026 | 4.0 | 145.79 | -54.33 | 0.29 | -4.64 | 3.17 | 25.75 | 0.06 |