HSC 2557

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.58 1.0 0.75 0.25 1.0
C3	N_50	r_50
AB	66	2.8

Summary

HSC 2557 is a moderately populated, very dense object of high C3 quality. It is located at a moderate 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.

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Hunt & Reffert (2023)	196.393	-62.389	0.238	-7.537	-0.192	-20.596
Cavallo et al. (2024)	196.301	-62.38	0.243	–	–	–
Hunt & Reffert (2024)	196.393	-62.389	0.238	-7.537	-0.192	-20.596
UCC	196.375	-62.39	0.254	-7.535	-0.165	-41.942

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
Hunt & Reffert (2023)	AV50=4.093, diffAV50=2.729, MOD50=12.865, logAge50=7.998
Cavallo et al. (2024)	AV50=3.63, dMod50=12.61, logAge50=8.53, [Fe/H]50=0.17
Hunt & Reffert (2024)	MassJ=1526.95, MassTot=1622.00

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 3812	78.8	196.33	-62.39	0.25	-7.53	-0.16	-41.94	0.07