Koposov 12

(Alessi J0601.6+35b; FSR 0802; MWSC 701; MWSC 702)

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.79 1.0 1.0 1.0 1.0 Koposov 12 is a rich, very dense object of very 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
AA	219	4.7

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Dias et al. (2002)	90.233	35.277	–	0.44	-1.82	–
Koposov et al. (2008)	90.234	35.277	–	–	–	–
Glushkova et al. (2010)	90.234	35.277	–	–	–	–
Kharchenko et al. (2012)	90.261	35.277	–	0.92	-1.8	–
Bica et al. (2019)	90.261	35.277	–	–	–	–
Bossini et al. (2019)	90.245	35.287	–	–	–	–
Cantat-Gaudin et al. (2020)	90.245	35.287	0.396	0.699	-1.732	–
Dias et al. (2021)	90.235	35.295	0.409	0.704	-1.711	–
Hunt & Reffert (2023)	90.247	35.266	0.401	0.652	-1.742	17.077
Cavallo et al. (2024)	90.249	35.301	0.401	–	–	–
Hunt & Reffert (2024)	90.247	35.266	0.401	0.652	-1.742	17.077
UCC	90.25	35.291	0.394	0.648	-1.743	19.666

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Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Dias et al. (2002)	E(B-V)=0.51, Dist=2000.0, Age=8.78
Koposov et al. (2008)	E(B-V)=0.3, Distance=2050, Age=8.9
Glushkova et al. (2010)	E(B-V)=0.3, Dm=11.55, Age=8.9
Kharchenko et al. (2012)	e_bv=0.45, distance=1900, log_age=8.91
Bossini et al. (2019)	AV=1.531, Dist=12.1, logA=8.542, Fe/H=0.0
Cantat-Gaudin et al. (2020)	AVNN=1.43, DMNN=11.96, AgeNN=8.59
Dias et al. (2021)	Av=1.68, Dist=2060, logage=8.699, [Fe/H]=0.012
Hunt & Reffert (2023)	AV50=1.573, diffAV50=0.974, MOD50=11.789, logAge50=8.448
Cavallo et al. (2024)	AV50=1.58, dMod50=11.93, logAge50=8.62, [Fe/H]50=0.5
Hunt & Reffert (2024)	MassJ=1702.45

Search coordinates in Bayestar19

Cluster region

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
UBC 1579	21.0	90.31	35.4	0.49	0.64	-1.74	56.82	0.19
Alessi J0601.6+3531	9.1	90.35	35.5	0.56	0.63	-1.74	26.3	0.29