UBC 663

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.0 0.12 0.75 0.25 0.52
C3	N_50	r_50
AB	17	7.2

Summary

UBC 663 is a sparse, very loose object of high C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It is poorly studied in the literature.

This is likely a unique object, which shares a moderate percentage of members with at least one previously reported entry.

Warning: contains less than 25 stars with P>0.5 estimated.

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Cantat-Gaudin et al. (2020)	182.773	-63.626	0.361	-5.724	-0.053	–
Dias et al. (2021)	182.746	-63.631	0.38	-5.721	-0.039	–
Almeida et al. (2025)	182.746	-63.631	–	–	–	–
UCC	182.722	-63.635	0.393	-5.713	-0.032	–

Galactocentric position

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

1 2

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Fundamental parameters

Reference	Values
Dias et al. (2021)	Av=1.348, Dist=2718, logage=6.875, [Fe/H]=0.105
Almeida et al. (2025)	AV=1.348, Dist=2718, logAge=6.875, MassRk=375.2

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
UBC 517	48.0	182.52	-63.8	0.41	-5.68	0.02	–	0.55