FSR 1666

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.54 0.47 1.0 0.42 1.0
C3	N_50	r_50
AA	58	4.8

Summary

FSR 1666 is a moderately populated, loose object of very high C3 quality. It is located at a moderate 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
Froebrich et al. (2007)	207.146	-61.433	–	–	–	–
Kharchenko et al. (2012)	207.15	-61.455	–	-8.37	-1.29	–
Hunt & Reffert (2023)	207.196	-61.434	0.275	-6.062	-1.691	81.052
Cavallo et al. (2024)	207.041	-61.446	0.275	–	–	–
Hunt & Reffert (2024)	207.196	-61.434	0.275	-6.062	-1.691	81.052
UCC	207.167	-61.439	0.281	-6.065	-1.687	114.488

Galactocentric position

How are the galactocentric plots generated?

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Estimated members

1 2

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Fundamental parameters

Reference	Values
Kharchenko et al. (2012)	e_bv=1.124, distance=2677, log_age=8.15
Hunt & Reffert (2023)	AV50=4.483, diffAV50=3.107, MOD50=12.676, logAge50=7.786
Cavallo et al. (2024)	AV50=4.57, dMod50=12.51, logAge50=7.22, [Fe/H]50=-0.31
Hunt & Reffert (2024)	MassJ=1046.12, MassTot=1115.85

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Cluster region map