UBC 221

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.76 1.0 0.75 0.5 1.0
C3	N_50	r_50
AB	127	3.8

Summary

UBC 221 is a rich, very dense object of high C3 quality. It is located at a moderate distance from the Sun, above the mid-plane. It is moderately studied in the literature.

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Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Castro-Ginard et al. (2020)	114.295	-15.674	0.424	-1.221	2.816	–
Cantat-Gaudin et al. (2020)	114.297	-15.681	0.423	-1.217	2.821	–
Hunt & Reffert (2023)	114.3	-15.677	0.392	-1.257	2.853	35.032
Cavallo et al. (2024)	114.303	-15.686	0.395	–	–	–
Hunt & Reffert (2024)	114.3	-15.677	0.392	-1.257	2.853	35.032
Hu & Soubiran (2025)	114.303	-15.687	–	–	–	–
UCC	114.297	-15.68	0.401	-1.254	2.848	37.636

Galactocentric position

How are the galactocentric plots generated?

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Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Cantat-Gaudin et al. (2020)	AVNN=0.99, DistPc=2389.0, AgeNN=8.85
Hunt & Reffert (2023)	AV50=0.782, diffAV50=1.542, MOD50=11.771, logAge50=8.943
Cavallo et al. (2024)	AV50=1.3, dMod50=11.67, logAge50=8.95, [Fe/H]50=-0.14
Hunt & Reffert (2024)	MassJ=614.634, MassTot=624.401
Hu & Soubiran (2025)	MA22=-0.21, MA23f=-0.33, MZ23=-0.22, MK24=-0.21, MF24=-0.19

Search coordinates in Bayestar19

Cluster region map