Alessi 50
(FSR 0901; DSH J0622.0+2104)
|
UTI:
UCC Trust Index
Alessi 50 is a rich, very dense object of intermediate C3 quality. It is moderately studied in the literature. This object shares a moderate percentage of members with a later reported entry. |
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| C3 | N_50 |
r_50 |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AC | 239 | 3.7 | ||||||||||||
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Bica et al. (2019) | 95.514 | 21.068 | – | – | – | – |
| Hunt & Reffert (2023) | 95.518 | 21.073 | 0.301 | 0.267 | 1.275 | 22.436 |
| Cavallo et al. (2024) | 95.523 | 21.077 | 0.302 | – | – | – |
| Hunt & Reffert (2024) | 95.518 | 21.073 | 0.301 | 0.267 | 1.275 | 22.436 |
| Hu & Soubiran (2025) | 95.523 | 21.077 | – | – | – | – |
| UCC | 95.524 | 21.071 | 0.313 | 0.261 | 1.267 | 24.491 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Hunt & Reffert (2023) | AV50=1.179, diffAV50=0.689, MOD50=12.42, logAge50=9.286 |
| Cavallo et al. (2024) | AV50=1.56, dMod50=12.23, logAge50=9.43, [Fe/H]50=-0.21 |
| Hunt & Reffert (2024) | MassJ=845.304 |
| Hu & Soubiran (2025) | MA22=-0.18, MA23f=-0.51, MA23g=-0.38, MZ23=-0.41, MK24=-0.37, MF24=-0.34 |
Search coordinates in Bayestar19
Cluster region
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| UBC 1307 | 39.3 | 95.52 | 21.07 | 0.29 | 0.26 | 1.29 | 25.0 | 0.0 |