HSC 2602

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0.25 UTI
0.38
CN
0.36
Cdens
0.5
CC3
0.0
Clit
1.0
Cdup
Stellar density (N50/rad) 1.8 [N/pc2]
  • CN 0.38 Poorly populated
  • Cdens 0.36 Loose
  • CC3 0.5 Intermediate quality
  • Clit 0.0 Rarely studied
  • Cdup 1.0 Unique

Overview

â„šī¸
HSC 2602 is a poorly populated, loose object of intermediate C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster, but with a large variance across recent sources for the age parameter (see Parameters). It was recently reported in the literature.

Palma et al. (2025)
Part of multiple system G22, along with HSC_2582 and Collinder_272.

Cavallo et al. (2024)
Gold sample.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC 99999– 204.165 -61.358 0.431 -3.325 -1.759 -24.329
Hunt & Reffert 2024 204.175 -61.356 0.433 -3.311 -1.712 -24.336
Cavallo et al. 2024 204.08 -61.348 0.437 – – –
Hunt & Reffert 2023 204.175 -61.356 0.433 -3.311 -1.712 -24.336

💡 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 99999– 2.06 1.35 1.41 181 0.180 256 – –
Hunt & Reffert 2024 – – – – – 256(1) – –
Cavallo et al. 2024 2.01 1.27 – 282 0.180 – – –
Hunt & Reffert 2023 2.11 1.43 1.41 80 – – – –

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Visualization

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