Alessi 24
(ASCC 89; MWSC 2582; FoF 2389; OCSN 142)
Summary
Alessi 24 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 3 later reported entries.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 261.004 | -62.863 | – | 1.35 | -8.31 | -6.95 |
| Loktin & Popova (2017) | 261.0 | -62.864 | – | 1.35 | -8.31 | -6.95 |
| Bica et al. (2019) | 260.992 | -62.864 | – | – | – | – |
| Bossini et al. (2019) | 260.764 | -62.693 | – | – | – | – |
| Liu & Pang (2019) | 260.826 | -62.701 | 2.051 | -0.389 | -8.956 | – |
| Cantat-Gaudin et al. (2020) | 260.764 | -62.693 | 2.059 | -0.488 | -8.999 | – |
| Dias et al. (2021) | 260.654 | -62.784 | 2.063 | -0.481 | -8.932 | 7.304 |
| Tarricq et al. (2022) | 260.962 | -62.61 | 2.045 | -0.505 | -8.957 | – |
| He et al. (2022) | 260.842 | -62.678 | 2.07 | -0.46 | -8.95 | – |
| Qin et al. (2023) | 260.85 | -62.66 | 2.07 | -0.48 | -8.96 | 9.67 |
| Hunt & Reffert (2023) | 260.978 | -62.818 | 2.042 | -0.43 | -8.963 | 9.593 |
| Cavallo et al. (2024) | 260.777 | -62.66 | 2.06 | – | – | – |
| Hunt & Reffert (2024) | 260.978 | -62.818 | 2.042 | -0.43 | -8.963 | 9.593 |
| Alfonso et al. (2024) | 260.809 | -62.61 | 2.019 | -0.461 | -8.946 | – |
| UCC | 260.778 | -62.718 | 2.058 | -0.451 | -8.976 | 9.223 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.1, Dist=500.0, Age=7.03, [Fe/H]=-0.133 |
| Loktin & Popova (2017) | E(B-V)=0.1, Dmod=8.132, logt=7.03 |
| Bossini et al. (2019) | AV=0.337, Dist=8.303, logA=7.945, Fe/H=-0.154 |
| Liu & Pang (2019) | Age=0.066, Z=0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=0.34, DMNN=8.5, AgeNN=7.86 |
| Dias et al. (2021) | Av=0.245, Dist=482, logage=8.457, [Fe/H]=0.079 |
| Tarricq et al. (2022) | Dist=496, logAgeNN=7.87 |
| He et al. (2022) | A0=0.3, logAge=7.85 |
| Qin et al. (2023) | E(B-V)=0.18, m-M=8.86, logt=8.15 |
| Hunt & Reffert (2023) | AV50=0.159, diffAV50=0.531, MOD50=8.344, logAge50=7.999 |
| Cavallo et al. (2024) | AV50=0.46, dMod50=8.54, logAge50=7.41, [Fe/H]50=-0.07 |
| Hunt & Reffert (2024) | MassJ=312.700 |
| Alfonso et al. (2024) | AV=0.33864, MOD=8.50068, logAge=7.88407, Z=0.07824 |
Search coordinates in Bayestar19
Cluster region
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| OC 0638 | 8.9 | 261.0 | -62.86 | 2.07 | -0.34 | -8.94 | 6.93 | 0.0 |
| LISC-III 3249 | 7.4 | 260.88 | -62.08 | 2.06 | -0.56 | -8.74 | 9.26 | 0.05 |
| OC 0639 | 7.1 | 261.07 | -62.46 | 2.04 | -0.42 | -8.97 | 8.85 | 0.0 |