HSC 221

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.41 1.0 0.75 0.25 1.0
C3
N_50
r_50
AB 41 3.3
Summary

HSC 221 is a poorly populated, very dense object of high C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It was recently reported in the literature.

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

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 277.786 -10.875 0.372 -0.039 -1.975 38.474
Cavallo et al. (2024) 277.796 -10.893 0.374 – – –
Hunt & Reffert (2024) 277.786 -10.875 0.372 -0.039 -1.975 38.474
           
UCC 277.795 -10.88 0.364 0.004 -1.971 38.491
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 221 UCC
HSC 221 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=5.834, diffAV50=2.58, MOD50=12.004, logAge50=6.822
Cavallo et al. (2024) AV50=5.36, dMod50=11.35, logAge50=7.18, [Fe/H]50=0.07
Hunt & Reffert (2024) MassJ=1676.41, MassTot=1673.52

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3751 70.7 277.8 -10.9 0.36 0.03 -1.96 38.49 0.03