HSC 3

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.0 0.59 1.0 0.33 1.0
C3
N_50
r_50
AA 22 6.0
Summary

HSC 3 is a sparse, moderately dense object of very high C3 quality. It is located at a relatively close distance from the Sun, below the mid-plane. It was recently reported in the literature.

Warning: contains less than 25 stars with P>0.5 estimated.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 273.735 -31.875 0.647 0.371 0.21 -19.7
Cavallo et al. (2024) 273.676 -31.95 0.649 – – –
Hunt & Reffert (2024) 273.735 -31.875 0.647 0.371 0.21 -19.7
Hu & Soubiran (2025) 273.676 -31.95 – – – –
           
UCC 273.732 -31.902 0.642 0.364 0.253 -15.185
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 3 UCC
HSC 3 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.985, diffAV50=0.639, MOD50=10.922, logAge50=8.749
Cavallo et al. (2024) AV50=1.18, dMod50=10.64, logAge50=8.85, [Fe/H]50=-0.1
Hunt & Reffert (2024) MassJ=61.6215, MassTot=142.020
Hu & Soubiran (2025) MA22=0.14, MA23f=-0.23, MZ23=0.05, MK24=-0.11, MF24=-0.03

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Cluster region map