HSC 549

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.0 0.29 0.5 0.33 1.0
C3
N_50
r_50
BB 24 3.1
Summary

HSC 549 is a sparse, loose object of intermediate C3 quality. It is located at a moderate distance from the Sun, above 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) 300.578 31.597 0.229 -2.382 -5.444 13.226
Cavallo et al. (2024) 300.583 31.605 0.226 – – –
Hunt & Reffert (2024) 300.578 31.597 0.229 -2.382 -5.444 13.226
Hu & Soubiran (2025) 300.583 31.605 – – – –
           
UCC 300.59 31.591 0.222 -2.389 -5.455 5.585
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 549 UCC
HSC 549 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=3.014, diffAV50=1.94, MOD50=13.013, logAge50=8.668
Cavallo et al. (2024) AV50=3.07, dMod50=13.38, logAge50=8.7, [Fe/H]50=-0.8
Hunt & Reffert (2024) MassJ=454.139, MassTot=346.675
Hu & Soubiran (2025) MA22=-0.04, MA23f=-0.12, MA23g=-0.03, MZ23=0.11, MK24=-0.07, MF24=-0.12

Search coordinates in Bayestar19

Cluster region map