UBC 17 a

(OCSN 283)

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.72 0.56 1.0 0.8 0.72 UBC 17 a is a relatively close, moderately populated, moderately dense object of very high C3 quality. It is well-studied in the literature. This is likely a unique object, which shares a moderate percentage of members with at least one previously reported entry.
C3	N_50	r_50
AA	95	55.2

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Castro-Ginard et al. (2018)	83.383	-1.584	2.748	1.593	-1.207	18.96
Cantat-Gaudin et al. (2020)	83.422	-1.671	2.753	1.582	-1.2	–
Dias et al. (2021)	83.33	-1.606	2.753	1.557	-1.218	22.119
Hunt & Reffert (2023)	84.776	-1.932	2.771	1.801	-1.299	11.737
Qin et al. (2023)	84.84	-1.73	2.79	1.78	-1.25	19.25
Alfonso et al. (2024)	84.653	-1.998	2.705	1.795	-1.118	–
Cavallo et al. (2024)	84.463	-1.821	2.771	–	–	–
Hunt & Reffert (2024)	84.776	-1.932	2.771	1.801	-1.299	11.737
UCC	83.454	-1.709	2.763	1.609	-1.216	17.603

Search coordinates in CDS | Simbad

Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Cantat-Gaudin et al. (2020)	AVNN=0.8, DMNN=7.73, AgeNN=7.27
Dias et al. (2021)	Av=0.513, Dist=355, logage=7.046, [Fe/H]=-0.23
Hunt & Reffert (2023)	AV50=0.236, diffAV50=0.99, MOD50=7.713, logAge50=6.665
Qin et al. (2023)	E(B-V)=0.1, m-M=8.03, logt=6.9
Alfonso et al. (2024)	AV=0.79566, MOD=7.57803, logAge=7.04932, Z=-0.2239
Cavallo et al. (2024)	AV50=0.68, dMod50=7.76, logAge50=6.55, [Fe/H]50=-0.02
Hunt & Reffert (2024)	MassJ=52.7732

Search coordinates in Bayestar19

Cluster region

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
ASCC 19	28.4	82.05	-1.96	2.8	1.15	-1.22	19.28	0.96
OC 0339	8.4	83.1	-0.48	2.75	1.59	-0.98	20.8	0.35
CWWDL 14541	1.1	83.57	-3.18	2.76	1.46	-1.66	15.04	0.17