Melotte 197

(Collinder 374; NGC 6603; FSR 0045; OCL 36; MWSC 2883)

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 1.0 1.0 1.0 0.85 1.0 Melotte 197 is a very rich, very dense object of very high C3 quality. It is well-studied in the literature. This object shares a very small percentage of members with a later reported entry.
C3	N_50	r_50
AA	829	2.3

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Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Dias et al. (2002)	274.608	-18.407	–	1.06	-0.72	21.34
Kharchenko et al. (2012)	274.605	-18.43	–	-1.28	-2.86	–
Bica et al. (2019)	274.603	-18.404	–	–	–	–
Cantat-Gaudin et al. (2020)	274.616	-18.409	0.324	0.119	-2.042	–
Dias et al. (2021)	274.614	-18.409	0.323	0.129	-2.032	18.146
Jaehnig et al. (2021)	274.617	-18.41	0.347	0.108	-2.036	–
Hunt & Reffert (2023)	274.613	-18.409	0.326	0.147	-2.054	16.931
Cavallo et al. (2024)	274.615	-18.41	0.327	–	–	–
Hunt & Reffert (2024)	274.613	-18.409	0.326	0.147	-2.054	16.931
UCC	274.612	-18.411	0.325	0.141	-2.059	18.504

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Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Dias et al. (2002)	E(B-V)=0.79, Dist=3600.0, Age=8.3, [Fe/H]=0.43
Kharchenko et al. (2012)	e_bv=0.833, distance=2325, log_age=8.4
Cantat-Gaudin et al. (2020)	AVNN=1.63, DMNN=12.18, AgeNN=8.34
Dias et al. (2021)	Av=2.004, Dist=2068, logage=8.648, [Fe/H]=0.153
Hunt & Reffert (2023)	AV50=2.645, diffAV50=2.39, MOD50=12.255, logAge50=8.206
Cavallo et al. (2024)	AV50=3.37, dMod50=11.12, logAge50=8.32, [Fe/H]50=-1.25
Hunt & Reffert (2024)	MassJ=10157.7

Search coordinates in Bayestar19

Cluster region

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0022	1.0	274.6	-18.38	0.54	-0.01	-1.98	–	0.1