HSC 816
0.35
UTI
0.0
CN
1.0
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Stellar density (N50/rad)
79.0 [N/pc2]
- CN 0.0 Sparse
- Cdens 1.0 Very dense
- CC3 0.75 High quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
đĨ Members
đ Colab
đŦ Bayestar19
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
Overview
HSC 816 is a sparse, very dense object of high C3 quality. Its parallax locates it at a close distance, above the mid-plane, affected by high extinction. It is catalogued as a very young cluster (see Parameters). It was recently reported in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 333.521 | 60.583 | 1.132 | -0.314 | -3.561 | -41.491 |
| Hunt & Reffert | 2024 | 333.501 | 60.576 | 1.139 | -0.296 | -3.46 | -41.488 |
| Hunt & Reffert | 2023 | 333.501 | 60.576 | 1.139 | -0.296 | -3.46 | -41.488 |
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 | 0.88 | 3.63 | 0.95 | 3 | â | 65 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 65(1) | â | â |
| Hunt & Reffert | 2023 | 0.88 | 3.63 | 0.95 | 3 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Palma et al. (2025)
Part of multiple system G81, along with Alessi-Teutsch_5, FSR_0369, UBC_168 and HSC_789.