FSR 0939
(MWSC 781)
Summary
FSR 0939 is a poorly populated, very dense object of low C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It is moderately studied in the literature.
This object shares a significant percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 92.737 | 14.383 | – | -0.51 | 0.3 | – |
| Froebrich et al. (2007) | 92.737 | 14.383 | – | – | – | – |
| Kharchenko et al. (2013) | 92.742 | 14.396 | – | 0.16 | 1.54 | – |
| Kharchenko et al. (2016) | 92.734 | 14.397 | – | – | – | – |
| Bica et al. (2019) | 92.739 | 14.383 | – | – | – | – |
| Just et al. (2023) | 92.734 | 14.397 | – | – | – | – |
| Hunt & Reffert (2023) | 92.736 | 14.397 | 0.306 | 0.611 | -1.87 | 9.856 |
| Cavallo et al. (2024) | 92.705 | 14.408 | 0.31 | – | – | – |
| Hunt & Reffert (2024) | 92.736 | 14.397 | 0.306 | 0.611 | -1.87 | 9.856 |
| Hu & Soubiran (2025) | 92.705 | 14.408 | – | – | – | – |
| UCC | 92.709 | 14.403 | 0.275 | 0.581 | -1.891 | 9.839 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.937, Dist=2397.0, Age=8.71 |
| Kharchenko et al. (2013) | E(B-V)=0.937, d=2397.0, logt=8.71 |
| Kharchenko et al. (2016) | E(B-V)=0.937, d=2397.0, logt=8.71 |
| Just et al. (2023) | logt=8.71, logmt=2.626 |
| Hunt & Reffert (2023) | AV50=2.079, diffAV50=1.387, MOD50=12.521, logAge50=8.715 |
| Cavallo et al. (2024) | AV50=2.15, dMod50=12.29, logAge50=8.89, [Fe/H]50=0.04 |
| Hunt & Reffert (2024) | MassJ=312.251, MassTot=312.251 |
| Hu & Soubiran (2025) | MA22=-0.23, MA23f=-0.55, MF24=-0.55 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| CWNU 2236 | 74.3 | 92.72 | 14.4 | 0.29 | 0.59 | -1.88 | 9.84 | 0.0 |