HSC 1556

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.25 0.59 0.5 0.33 1.0
C3
N_50
r_50
BB 25 2.7
Summary

HSC 1556 is a poorly populated, moderately dense object of intermediate C3 quality. It is located at a moderate distance from the Sun, well above the mid-plane. It was recently reported in the literature.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 103.873 19.157 0.262 -0.467 -0.193 41.871
Cavallo et al. (2024) 103.883 19.181 0.263 – – –
Hunt & Reffert (2024) 103.873 19.157 0.262 -0.467 -0.193 41.871
Hu & Soubiran (2025) 103.883 19.181 – – – –
           
UCC 103.877 19.164 0.271 -0.454 -0.182 40.142
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 1556 UCC
HSC 1556 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.13, diffAV50=0.297, MOD50=12.73, logAge50=9.038
Cavallo et al. (2024) AV50=0.6, dMod50=13.33, logAge50=8.78, [Fe/H]50=0.39
Hunt & Reffert (2024) MassJ=125.973, MassTot=221.069
Hu & Soubiran (2025) MA22=-0.14, MA23f=-0.45, MK24=-0.46, MF24=-0.31

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Cluster region map