ASCC 18
(MWSC 541)
|
UTI:
UCC Trust Index
ASCC 18 is a relatively close, rich, very dense object of very high C3 quality. It is moderately studied in the literature. This object shares a moderate percentage of members with at least one entry reported in the same catalogue. |
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| C3 | N_50 |
r_50 |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AA | 352 | 50.1 | ||||||||||||
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Kharchenko et al. (2012) | 81.562 | 0.9 | – | 3.21 | -0.96 | – |
| Bica et al. (2019) | 81.54 | 0.824 | – | – | – | – |
| Donor et al. (2020) | 81.562 | 0.9 | – | 1.13 | -0.31 | 21.2 |
| Hunt & Reffert (2023) | 81.33 | 0.368 | 2.415 | 0.156 | 1.373 | 26.158 |
| Cavallo et al. (2024) | 81.322 | 0.317 | 2.415 | – | – | – |
| UCC | 81.727 | 0.85 | 2.553 | -0.181 | 1.169 | 28.189 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Kharchenko et al. (2012) | e_bv=0.062, distance=313, log_age=7.15 |
| Donor et al. (2020) | Fe/H=-0.14 |
| Hunt & Reffert (2023) | AV50=0.228, diffAV50=0.762, MOD50=8.02, logAge50=6.967 |
| Cavallo et al. (2024) | AV50=0.4, dMod50=8.03, logAge50=6.8, [Fe/H]50=0.15 |
Search coordinates in Bayestar19
Cluster region
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| ASCC 20 | 43.5 | 82.1 | 1.67 | 2.73 | -0.54 | 0.78 | 29.5 | 0.77 |
| OCSN 57 | 42.3 | 82.08 | 1.67 | 2.74 | -0.52 | 0.79 | 29.19 | 0.0 |
| OCSN 58 | 12.5 | 81.25 | 0.32 | 2.4 | 0.15 | 1.36 | 26.71 | 0.0 |
| FoF 2371 | 8.8 | 82.39 | 2.02 | 2.69 | -0.68 | 0.69 | 29.78 | 0.02 |
| OCSN 56 | 0.9 | 82.64 | 2.37 | 2.53 | -0.82 | 0.53 | 31.28 | 0.21 |
| ASCC 16 | 0.3 | 81.23 | 1.65 | 2.87 | 1.39 | -0.09 | 18.3 | 0.94 |