ESO 489 01
Summary
ESO 489 01 is a poorly populated, very loose object of intermediate C3 quality. It is located at a very close distance from the Sun, below the mid-plane. It is poorly 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 |
|---|---|---|---|---|---|---|
| Kharchenko et al. (2012) | 91.252 | -26.733 | – | -1.0 | 2.61 | – |
| Loktin & Popova (2017) | 91.245 | -26.732 | – | -0.002 | 0.08 | – |
| He et al. (2022) | 90.407 | -27.819 | 3.245 | -6.577 | -0.154 | – |
| UCC | 90.79 | -27.207 | 3.186 | -6.544 | 0.015 | 3.263 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Kharchenko et al. (2012) | e_bv=0.437, distance=981, log_age=8.85 |
| Loktin & Popova (2017) | E(B-V)=0.114, Dist=2156, logt=9.0 |
| He et al. (2022) | A0=0.15, logAge=8.0 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| Theia 229 | 80.0 | 90.59 | -27.98 | 3.2 | -6.52 | -0.17 | 2.03 | 0.12 |
| OCSN 81 | 72.0 | 91.01 | -27.1 | 3.19 | -6.59 | 0.26 | 3.26 | 0.02 |