ASCC 19
(MWSC 547; FoF 2372; OCSN 128)
Summary
ASCC 19 is a rich, very dense object of very high C3 quality. It is located at a very close distance from the Sun, below the mid-plane. It is very well-studied in the literature.
This object shares a very small percentage of members with 2 later reported entries.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Kharchenko et al. (2005) | 81.94 | -1.98 | – | 0.61 | -0.68 | 19.3 |
| Piskunov et al. (2007) | 81.939 | -1.974 | – | – | – | – |
| Kharchenko et al. (2007) | 81.94 | -1.98 | – | 0.8 | – | 19.8 |
| Piskunov et al. (2008) | 81.939 | -1.974 | – | – | – | – |
| Kharchenko et al. (2013) | 81.922 | -1.965 | – | 0.28 | -0.59 | 19.8 |
| Kharchenko et al. (2016) | 81.915 | -1.964 | – | – | – | – |
| Cantat-Gaudin et al. (2018) | 81.982 | -1.987 | 2.768 | 1.152 | -1.234 | – |
| Soubiran et al. (2018) | 81.982 | -1.987 | – | – | – | 23.89 |
| Bossini et al. (2019) | 81.982 | -1.987 | – | – | – | – |
| Dias et al. (2019) | 81.983 | -1.987 | 2.768 | 1.152 | -1.234 | 23.574 |
| Liu & Pang (2019) | 82.222 | -1.971 | 2.768 | 1.193 | -1.138 | – |
| Donor et al. (2020) | 81.922 | -1.965 | – | 1.24 | -1.14 | 23.0 |
| Cantat-Gaudin et al. (2020) | 81.982 | -1.987 | 2.768 | 1.152 | -1.234 | – |
| Dias et al. (2021) | 82.004 | -1.962 | 2.756 | 1.112 | -1.303 | 23.576 |
| He et al. (2022) | 82.982 | -3.059 | 2.781 | 1.521 | -1.244 | – |
| Just et al. (2023) | 81.915 | -1.964 | – | – | – | – |
| Qin et al. (2023) | 81.95 | -1.92 | 2.79 | 1.2 | -1.24 | 20.41 |
| Hunt & Reffert (2023) | 81.978 | -1.856 | 2.805 | 1.168 | -1.182 | 11.651 |
| Cavallo et al. (2024) | 81.966 | -1.89 | 2.806 | – | – | – |
| Celli et al. (2024) | 81.982 | -1.987 | – | – | – | – |
| Hunt & Reffert (2024) | 81.978 | -1.856 | 2.805 | 1.168 | -1.182 | 11.651 |
| Zhang et al. (2024) | 81.978 | -1.856 | – | – | – | – |
| Alfonso et al. (2024) | 81.988 | -1.94 | 2.769 | 1.169 | -1.185 | – |
| Almeida et al. (2025) | 82.004 | -1.962 | – | – | – | – |
| UCC | 82.052 | -1.959 | 2.797 | 1.148 | -1.218 | 19.284 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Kharchenko et al. (2005) | E(B-V)=0.01, Dist=350, logt=7.64 |
| Piskunov et al. (2007) | E(B-V)=0.01, Dist=350, logt=7.64, logM=1.94 |
| Piskunov et al. (2008) | E(B-V)=0.01, Dist=350, logt=7.64, logM=2.331, logMA=2.567 |
| Kharchenko et al. (2013) | E(B-V)=0.052, d=314.0, logt=7.5 |
| Kharchenko et al. (2016) | E(B-V)=0.052, d=314.0, logt=7.5 |
| Cantat-Gaudin et al. (2018) | dmode=357.6 |
| Soubiran et al. (2018) | dmode=357.6 |
| Bossini et al. (2019) | AV=0.056, Dist=7.478, logA=7.086, Fe/H=0.0 |
| Dias et al. (2019) | E(B-V)=0.07, Dist=354, logAge=7.141, Z=0.021 |
| Liu & Pang (2019) | Age=0.011, Z=-0.25 |
| Donor et al. (2020) | Fe/H=-0.05 |
| Cantat-Gaudin et al. (2020) | AVNN=0.13, DistPc=346.0, AgeNN=7.02 |
| Dias et al. (2021) | Av=0.189, Dist=356, logage=7.139, [Fe/H]=0.076 |
| He et al. (2022) | A0=0.2, logAge=6.9 |
| Just et al. (2023) | logt=7.5, logmt=1.211 |
| Qin et al. (2023) | E(B-V)=0.09, m-M=8.03, logt=7.0 |
| Hunt & Reffert (2023) | AV50=0.23, diffAV50=0.516, MOD50=7.675, logAge50=6.872 |
| Cavallo et al. (2024) | AV50=0.56, dMod50=7.71, logAge50=6.73, [Fe/H]50=0.14 |
| Celli et al. (2024) | Age=10.5, Mc=181.2 |
| Hunt & Reffert (2024) | MassJ=56.3211, MassTot=56.0963 |
| Zhang et al. (2024) | [Fe/H]ANN=-0.0148, [Fe/H]MCMC=-0.1679 |
| Alfonso et al. (2024) | AV=0.12987, MOD=7.69996, logAge=7.02732, Z=0.07591 |
| Almeida et al. (2025) | AV=0.189, Dist=356, logAge=7.139, MassRk=161.5 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| UBC 17 a | 9.7 | 83.45 | -1.71 | 2.76 | 1.61 | -1.22 | 17.6 | 0.52 |
| OC 0339 | 0.4 | 83.1 | -0.48 | 2.75 | 1.59 | -0.98 | 20.8 | 0.3 |