NGC 869

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 1.0 1.0 1.0 1.0 1.0 NGC 869 is a very rich, very dense object of very high C3 quality. It is very 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	678	5.3

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Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Dambis (1999)	34.75	57.128	–	–	–	–
Dias et al. (2002)	34.75	57.128	–	-0.92	-1.66	-42.84
Chen et al. (2003)	34.719	57.178	–	-0.92	-1.66	-53.0
Kharchenko et al. (2012)	34.74	57.145	–	-2.81	0.05	–
Loktin & Popova (2017)	34.755	57.129	–	-0.738	-0.15	-41.8
Cantat-Gaudin et al. (2020)	34.741	57.134	0.399	-0.689	-1.082	–
Dias et al. (2021)	34.744	57.136	0.4	-0.682	-1.077	–
Jaehnig et al. (2021)	35.09	57.142	0.424	-0.652	-1.079	–
Hunt & Reffert (2023)	34.766	57.14	0.404	-0.654	-1.143	-67.639
Cavallo et al. (2024)	34.735	57.132	0.403	–	–	–
Hunt & Reffert (2024)	34.766	57.14	0.404	-0.654	-1.143	-67.639
UCC	34.751	57.138	0.403	-0.664	-1.13	-50.337

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Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Dambis (1999)	E_B-V_=0.566, DM0=11.36, log_age_=6.5
Dias et al. (2002)	E(B-V)=0.575, Dist=2079.0, Age=7.069, [Fe/H]=-0.3
Chen et al. (2003)	HDis=2079, Age=0.01
Kharchenko et al. (2012)	e_bv=0.521, distance=2300, log_age=7.28, metallicity=-0.3
Loktin & Popova (2017)	E(B-V)=0.57, Dmod=11.605, logt=7.074
Cantat-Gaudin et al. (2020)	AVNN=1.69, DMNN=11.71, AgeNN=7.18
Dias et al. (2021)	Av=1.749, Dist=2246, logage=7.11, [Fe/H]=-0.1
Hunt & Reffert (2023)	AV50=1.577, diffAV50=0.806, MOD50=11.864, logAge50=7.26
Cavallo et al. (2024)	AV50=1.77, dMod50=12.12, logAge50=7.18, [Fe/H]50=0.08
Hunt & Reffert (2024)	MassJ=2402.39

Search coordinates in Bayestar19

Cluster region

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0247	0.6	34.61	56.85	0.38	-0.62	-1.18	–	0.16