HSC 486

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0.34 UTI
0.0
CN
0.69
Cdens
1.0
CC3
0.0
Clit
1.0
Cdup
Stellar density (N50/rad) 3.5 [N/pc2]
  • CN 0.0 Sparse
  • Cdens 0.69 Moderately dense
  • CC3 1.0 Very high quality
  • Clit 0.0 Rarely studied
  • Cdup 1.0 Unique

Overview

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HSC 486 is a sparse, moderately dense object of very high C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by high extinction. It is catalogued as a metal-rich, very young cluster (see Parameters). It was recently reported in the literature.

Note: This object shares a large percentage of members with at least one entry reported in the same catalogue. See table with shared members information.

Palma et al. (2025)
Part of multiple system G179, along with CWNU_2364 and Theia_2395.

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– 295.105 24.243 0.237 -2.318 -5.603 36.367
Hunt & Reffert 2024 295.107 24.247 0.229 -2.313 -5.582 36.371
Cavallo et al. 2024 295.139 24.202 0.23 – – –
Hunt & Reffert 2023 295.107 24.247 0.229 -2.313 -5.582 36.371

💡 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– 4.285 3.295 0.97 10 0.860 498 – –
Hunt & Reffert 2024 – – – – – 498(1) – –
Cavallo et al. 2024 4.45 3.09 – 10 0.860 – – –
Hunt & Reffert 2023 4.12 3.50 0.97 9 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
Theia 2395 76.0 295.11 24.24 0.24 -2.34 -5.58 36.37 0.34

💡 Note: The % column shows the percentage of members that HSC 486 shares with each listed object.

Visualization

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