OC 0257

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.0 0.15 0.12 0.33 1.0
C3	N_50	r_50
DC	22	22.4

Summary

OC 0257 is a sparse, very loose object of very low C3 quality. It is located at a close distance from the Sun, near the mid-plane. It was recently reported in the literature.

This object shares a large percentage of members with a later 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
Hao et al. (2022)	46.179	59.255	1.186	-0.267	-1.278	–
Hunt & Reffert (2023)	46.16	59.27	1.197	-0.113	-1.429	-13.125
Cavallo et al. (2024)	46.06	59.257	1.193	–	–	–
Hunt & Reffert (2024)	46.16	59.27	1.197	-0.113	-1.429	-13.125
UCC	46.058	59.297	1.192	-0.182	-1.433	-14.009

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
Hao et al. (2022)	AG=3.1, age=8.5, Z=0.028
Hunt & Reffert (2023)	AV50=1.612, diffAV50=0.792, MOD50=9.558, logAge50=7.98
Cavallo et al. (2024)	AV50=1.34, dMod50=9.56, logAge50=8.55, [Fe/H]50=0.23
Hunt & Reffert (2024)	MassJ=78.7361, MassTot=112.362

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 1154	84.0	46.04	59.25	1.2	-0.18	-1.45	-14.01	0.01