Collinder 123

(NGC 2311; FSR 1127; OCL 553; MWSC 1035; FoF 931)

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.76 1.0 0.75 1.0 1.0 Collinder 123 is a rich, very dense object of high C3 quality. It is very well-studied in the literature. This object shares a small percentage of members with 2 later reported entries.
C3	N_50	r_50
AB	118	3.0

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Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Dias et al. (2002)	104.446	-4.612	–	-1.48	3.31	–
Kharchenko et al. (2012)	104.445	-4.61	–	-0.85	2.89	–
Loktin & Popova (2017)	104.445	-4.611	–	0.348	0.172	–
Bica et al. (2019)	104.445	-4.602	–	–	–	–
Liu & Pang (2019)	104.487	-4.655	0.464	-1.391	0.862	–
Cantat-Gaudin et al. (2020)	104.455	-4.616	0.462	-1.343	0.93	–
Donor et al. (2020)	104.445	-4.61	–	-1.46	0.8	100.5
Dias et al. (2021)	104.464	-4.619	0.468	-1.348	0.938	–
Jaehnig et al. (2021)	104.504	-4.628	0.474	-1.573	0.821	–
Hunt & Reffert (2023)	104.447	-4.613	0.445	-1.293	1.024	32.111
Cavallo et al. (2024)	104.454	-4.612	0.448	–	–	–
Hunt & Reffert (2024)	104.447	-4.613	0.445	-1.293	1.024	32.111
UCC	104.448	-4.608	0.446	-1.312	0.996	32.108

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Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Dias et al. (2002)	E(B-V)=0.33, Dist=2290.0, Age=8.6
Kharchenko et al. (2012)	e_bv=0.208, distance=2221, log_age=8.815
Loktin & Popova (2017)	E(B-V)=0.312, Dmod=12.47, logt=8.68
Liu & Pang (2019)	Age=0.008, Z=0.5
Cantat-Gaudin et al. (2020)	AVNN=1, DMNN=11.51, AgeNN=7.65
Donor et al. (2020)	Fe/H=-0.32
Dias et al. (2021)	Av=1.092, Dist=1839, logage=7.777, [Fe/H]=-0.079
Hunt & Reffert (2023)	AV50=0.845, diffAV50=0.889, MOD50=11.536, logAge50=7.985
Cavallo et al. (2024)	AV50=0.85, dMod50=11.61, logAge50=8.0, [Fe/H]50=0.4
Hunt & Reffert (2024)	MassJ=419.116

Search coordinates in Bayestar19

Cluster region

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0365	21.2	104.45	-4.61	0.46	-1.32	1.02	32.11	0.0
HSC 1722	1.7	104.57	-4.75	0.43	-1.76	0.75	–	0.5