HSC 2287

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.29 1.0 0.5 0.33 1.0
C3
N_50
r_50
DA 29 0.8
Summary

HSC 2287 is a poorly populated, very dense object of intermediate C3 quality. It is located at a large distance from the Sun, well above the mid-plane. It was recently reported in the literature.

This object shares a large percentage of members with a later reported entry.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 154.785 -52.03 0.101 -4.474 3.054 69.414
Cavallo et al. (2024) 154.758 -52.03 0.102 – – –
Hunt & Reffert (2024) 154.785 -52.03 0.101 -4.474 3.054 69.414
Hu & Soubiran (2025) 154.758 -52.03 – – – –
           
UCC 154.782 -52.037 0.119 -4.479 3.022 69.393
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 2287 UCC
HSC 2287 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=1.772, diffAV50=1.454, MOD50=14.601, logAge50=8.799
Cavallo et al. (2024) AV50=1.42, dMod50=13.17, logAge50=9.42, [Fe/H]50=-0.45
Hunt & Reffert (2024) MassJ=542.892, MassTot=833.878
Hu & Soubiran (2025) MA22=-0.2, MA23f=-0.39, MA23g=-0.34, MZ23=-0.51, MK24=-0.42, MF24=-0.32

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3020 79.3 154.78 -52.03 0.12 -4.52 3.01 69.39 0.03