Berkeley 69

(FSR 0793; OCL 444; MWSC 532)

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.81 1.0 0.75 1.0 1.0 Berkeley 69 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 a later reported entry.
C3	N_50	r_50
AB	269	3.5

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Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Dias et al. (2002)	81.15	32.65	–	5.9	-12.51	5.2
Kharchenko et al. (2012)	81.097	32.608	–	2.69	-5.82	–
Loktin & Popova (2017)	81.09	32.608	–	0.7	-1.18	5.2
Bica et al. (2019)	81.091	32.61	–	–	–	–
Cantat-Gaudin et al. (2020)	81.09	32.607	0.259	0.806	-1.937	–
Dias et al. (2021)	81.088	32.603	0.248	0.791	-1.951	40.227
Jaehnig et al. (2021)	81.096	32.613	0.284	0.822	-1.933	–
Hunt & Reffert (2023)	81.091	32.608	0.273	0.739	-1.954	31.679
Cavallo et al. (2024)	81.104	32.61	0.275	–	–	–
Hunt & Reffert (2024)	81.091	32.608	0.273	0.739	-1.954	31.679
Hu & Soubiran (2025)	81.104	32.61	–	–	–	–
UCC	81.09	32.608	0.275	0.756	-1.948	39.014

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Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Dias et al. (2002)	E(B-V)=0.65, Dist=2860.0, Age=8.95
Kharchenko et al. (2012)	e_bv=0.67, distance=2799, log_age=9.01
Loktin & Popova (2017)	E(B-V)=0.658, Dmod=13.187, logt=8.791
Cantat-Gaudin et al. (2020)	AVNN=1.61, DMNN=12.66, AgeNN=8.9
Dias et al. (2021)	Av=2.104, Dist=3109, logage=8.936, [Fe/H]=-0.175
Hunt & Reffert (2023)	AV50=2.008, diffAV50=2.055, MOD50=12.577, logAge50=8.616
Cavallo et al. (2024)	AV50=2.23, dMod50=12.2, logAge50=9.04, [Fe/H]50=-0.36
Hunt & Reffert (2024)	MassJ=1604.07
Hu & Soubiran (2025)	MA22=-0.28, MA23f=-0.4, MA23g=-0.28, MZ23=-0.58, MK24=-0.29, MF24=-0.33

Search coordinates in Bayestar19

Cluster region

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0294	17.1	81.09	32.61	0.3	0.76	-1.95	39.74	0.0