SAI 109
(MWSC 1705)
Summary
SAI 109 is a rich, very dense object of high C3 quality. It is located at a large distance from the Sun, above the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 145.892 | -50.792 | – | -6.79 | 3.33 | – |
| Glushkova et al. (2010) | 145.893 | -50.792 | – | – | – | – |
| Kharchenko et al. (2012) | 145.905 | -50.783 | – | -6.5 | 7.12 | – |
| Cantat-Gaudin et al. (2018) | 145.902 | -50.797 | 0.095 | -4.378 | 3.825 | – |
| Bica et al. (2019) | 145.892 | -50.797 | – | – | – | – |
| Soubiran et al. (2018) | 145.902 | -50.797 | – | – | – | 82.33 |
| Cantat-Gaudin et al. (2020) | 145.902 | -50.797 | 0.095 | -4.378 | 3.825 | – |
| Dias et al. (2021) | 145.893 | -50.802 | 0.07 | -4.43 | 3.778 | – |
| Hunt & Reffert (2023) | 145.922 | -50.795 | 0.135 | -4.424 | 3.685 | 80.402 |
| Cavallo et al. (2024) | 145.903 | -50.803 | 0.133 | – | – | – |
| Hunt & Reffert (2024) | 145.922 | -50.795 | 0.135 | -4.424 | 3.685 | 80.402 |
| Almeida et al. (2025) | 145.893 | -50.802 | – | – | – | – |
| Hu & Soubiran (2025) | 145.903 | -50.803 | – | – | – | – |
| UCC | 145.913 | -50.797 | 0.126 | -4.436 | 3.725 | 82.417 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.23, Dist=7690.0, Age=9.2 |
| Glushkova et al. (2010) | E(B-V)=0.23, Dist=7690.0, Age=9.2 |
| Kharchenko et al. (2012) | e_bv=0.625, distance=5246, log_age=9.0 |
| Cantat-Gaudin et al. (2018) | dmode=8073.7 |
| Soubiran et al. (2018) | dmode=8073.7 |
| Cantat-Gaudin et al. (2020) | AVNN=1.78, DistPc=7159.0, AgeNN=9.02 |
| Dias et al. (2021) | Av=2.281, Dist=7547, logage=8.963, [Fe/H]=-0.173 |
| Hunt & Reffert (2023) | AV50=2.292, diffAV50=1.938, MOD50=14.087, logAge50=8.885 |
| Cavallo et al. (2024) | AV50=2.04, dMod50=13.88, logAge50=8.98, [Fe/H]50=-0.05 |
| Hunt & Reffert (2024) | MassJ=1866.04, MassTot=1940.90 |
| Almeida et al. (2025) | AV=2.281, Dist=7547, logAge=8.963, MassRk=1489.5 |
| Hu & Soubiran (2025) | MA22=-0.21, MA23f=-0.4, MA23g=-0.41, MZ23=-0.6, MK24=-0.32, MF24=-0.32 |
Search coordinates in Bayestar19