HSC 1860

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.51 0.3 0.75 0.33 1.0
C3
N_50
r_50
AB 52 2.7
Summary

HSC 1860 is a moderately populated, loose object of high C3 quality. It is located at a large distance from the Sun, well below 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) 104.284 -23.573 0.128 -0.42 1.972 72.601
Cavallo et al. (2024) 104.287 -23.576 0.13 – – –
Hunt & Reffert (2024) 104.284 -23.573 0.128 -0.42 1.972 72.601
Hu & Soubiran (2025) 104.287 -23.576 – – – –
           
UCC 104.278 -23.565 0.133 -0.42 2.0 72.602
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 1860 UCC
HSC 1860 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.406, diffAV50=1.627, MOD50=14.228, logAge50=8.839
Cavallo et al. (2024) AV50=0.62, dMod50=12.78, logAge50=9.0, [Fe/H]50=-0.86
Hunt & Reffert (2024) MassJ=254.052, MassTot=445.661
Hu & Soubiran (2025) MA22=-0.39, MA23f=-0.56, MZ23=-0.62, MK24=-0.51, MF24=-0.57

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 2968 94.2 104.28 -23.57 0.12 -0.42 2.0 72.6 0.02