NGC 1996
(MWSC 608)
0.23
UTI
0.0
CN
0.04
Cdens
0.12
CC3
0.5
Clit
1.0
Cdup
Radius (P>50% members)
5.1 [arcmin]
- CN 0.0 Sparse
- Cdens 0.04 Very loose
- CC3 0.12 Very low quality
- Clit 0.5 Moderately studied
- Cdup 1.0 Unique
Overview
NGC 1996 is a sparse, very loose object of very low C3 quality. Its parallax locates it at a large* distance, below the mid-plane, affected by moderate extinction. It is catalogued as an intermediate-age cluster (see Parameters). It is moderately studied in the literature.
(*): The parallax distance estimate (~6.65 kpc) differs significantly from the median photometric distance (~2.06 kpc).
Relatively close
Moderate extinction
Intermediate age
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 84.588 | 25.723 | 0.15 | 0.684 | -0.916 | -30.803 |
| Just et al. | 2023 | 84.539 | 25.75 | â | â | â | â |
| Bica et al. | 2019 | 84.581 | 25.873 | â | â | â | â |
| Loktin & Popova | 2017 | 84.54 | 25.75 | â | 0.098 | -1.051 | â |
| Kharchenko et al. | 2016 | 84.539 | 25.75 | â | â | â | â |
| Dias et al. | 2014 | 84.542 | 25.817 | â | -1.58 | 1.92 | â |
| Kharchenko et al. | 2013 | 84.547 | 25.75 | â | 0.14 | -4.12 | â |
| Piskunov et al. | 2008 | 84.498 | 25.767 | â | â | â | â |
| Kharchenko et al. | 2005 | 84.51 | 25.77 | â | 0.58 | -4.35 | 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] | Bfr | BSS |
|---|---|---|---|---|---|---|---|---|---|
| Just et al. | 2023 | â | â | â | 327 | â | 581 | â | â |
| Loktin & Popova | 2017 | 2.49 | 1.35 | â | 2239 | â | â | â | â |
| Kharchenko et al. | 2016 | 2.06 | 3.23 | â | 327 | â | â | â | â |
| Kharchenko et al. | 2013 | 2.06 | 3.23 | â | 327 | â | â | â | â |
| Piskunov et al. | 2008 | 1.40 | 0.46 | â | 282 | â | â | â | â |
| Kharchenko et al. | 2005 | 1.40 | 0.46 | â | 282 | â | â | â | â |
