SAI 49
(MWSC 542)
0.24
UTI
0.0
CN
0.06
Cdens
0.12
CC3
0.5
Clit
1.0
Cdup
Stellar density (N50/rad)
0.3 [N/pc2]
- CN 0.0 Sparse
- Cdens 0.06 Very loose
- CC3 0.12 Very low quality
- Clit 0.5 Moderately studied
- Cdup 1.0 Unique
Overview
SAI 49 is a sparse, very loose object of very low C3 quality. Its parallax locates it at a moderate* distance, well above the mid-plane, affected by moderate extinction. It is catalogued as an old cluster (see Parameters). It is moderately studied in the literature.
(*): The parallax distance estimate (~4.90 kpc) differs significantly from the median photometric distance (~3.20 kpc).
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 81.573 | 50.751 | 0.204 | 0.082 | -1.561 | -71.335 |
| Just et al. | 2023 | 81.596 | 50.79 | â | â | â | â |
| Bica et al. | 2019 | 81.61 | 50.786 | â | â | â | â |
| Loktin & Popova | 2017 | 81.6 | 50.79 | â | 0.338 | -0.763 | â |
| Kharchenko et al. | 2016 | 81.596 | 50.79 | â | â | â | â |
| Dias et al. | 2014 | 81.604 | 50.784 | â | -0.78 | -1.8 | â |
| Kharchenko et al. | 2013 | 81.607 | 50.79 | â | 0.29 | -1.59 | â |
| Kharchenko et al. | 2012 | 81.607 | 50.79 | â | 0.29 | -1.59 | â |
| Glushkova et al. | 2010 | 81.604 | 50.784 | â | â | â | â |
| Dias et al. | 2002 | 81.604 | 50.784 | â | -0.78 | -1.8 | â |
đĄ Note: The UCC values are estimated from its identified members.
| Reference | Year | Dist [kpc] | Av [mag] | DAv [mag] | Age [Myr] | [Fe/H] [dex] | Mass [Msun] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 3.2 | 1.57 | â | 1413 | â | 130 | â | â |
| Just et al. | 2023 | â | â | â | 1413 | â | 130 | â | â |
| Loktin & Popova | 2017 | 4.09 | 1.43 | â | 1660 | â | â | â | â |
| Kharchenko et al. | 2016 | 3.20 | 1.68 | â | 1413 | â | â | â | â |
| Kharchenko et al. | 2013 | 3.20 | 1.68 | â | 1413 | â | â | â | â |
| Kharchenko et al. | 2012 | 3.20 | 1.68 | â | 1413 | â | â | â | â |
| Glushkova et al. | 2010 | 2.72 | 1.46 | â | 1122 | â | â | â | â |
| Dias et al. | 2002 | 2.72 | 1.46 | â | 1122 | â | â | â | â |
MOCA
