UBC 640

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.39 0.62 0.75 0.42 1.0
C3	N_50	r_50
AB	39	2.2

Summary

UBC 640 is a poorly populated, moderately dense object of high C3 quality. It is located at a large distance from the Sun, above the mid-plane. It is poorly studied in the literature.

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Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Castro-Ginard et al. (2020)	120.565	-27.879	0.186	-2.477	3.138	–
Cantat-Gaudin et al. (2020)	120.586	-27.873	0.185	-2.483	3.152	–
Hunt & Reffert (2023)	120.624	-27.83	0.186	-2.496	3.148	–
Cavallo et al. (2024)	120.601	-27.853	0.185	–	–	–
Hunt & Reffert (2024)	120.624	-27.83	0.186	-2.496	3.148	–
UCC	120.607	-27.849	0.18	-2.496	3.141	–

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=0.71, DistPc=4692.0, AgeNN=7.94
Hunt & Reffert (2023)	AV50=0.749, diffAV50=1.002, MOD50=13.726, logAge50=7.84
Cavallo et al. (2024)	AV50=1.0, dMod50=13.01, logAge50=7.85, [Fe/H]50=-0.51
Hunt & Reffert (2024)	MassJ=317.426, MassTot=319.565

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Cluster region map