Collinder 228

N_50

r_50

3.5

Summary

Collinder 228 is a moderately populated, very dense object of high C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It is moderately studied in the literature.

This object shares a moderate percentage of members with a later reported entry.

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Dambis (1999)	161.0	-60.087	–	–	–	–
Dias et al. (2002)	161.0	-60.087	–	-6.55	2.03	-10.71
Chen et al. (2003)	160.749	-59.966	–	-6.55	2.03	-12.0
Kharchenko et al. (2003)	160.99	-60.09	–	-6.3	2.67	–
Kharchenko et al. (2005)	160.95	-60.09	–	-6.66	1.93	-13.46
Kharchenko et al. (2007)	160.99	-60.09	–	0.35	–	-13.46
Piskunov et al. (2008)	160.939	-60.085	–	–	–	–
Loktin & Popova (2017)	160.995	-60.087	–	-6.55	2.03	-13.5
Hunt & Reffert (2023)	161.011	-60.091	0.399	-6.668	1.92	-28.406
Cavallo et al. (2024)	161.013	-60.081	0.399	–	–	–
Hunt & Reffert (2024)	161.011	-60.091	0.399	-6.668	1.92	-28.406

UCC	161.009	-60.09	0.399	-6.698	1.921	-11.487

Galactocentric position

How are the galactocentric plots generated?

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Estimated members

1 2

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Fundamental parameters

Reference	Values
Dambis (1999)	`E_B-V_=0.334, DM0=11.8, log_age_=6.5`
Dias et al. (2002)	`E(B-V)=0.342, Dist=2201.0, Age=6.83`
Chen et al. (2003)	`HDis=2201, Age=0.0`
Kharchenko et al. (2003)	`E(B-V)=0.3, Dist=2222`
Kharchenko et al. (2005)	`E(B-V)=0.26, Dist=1909, logt=6.68`
Piskunov et al. (2008)	`E(B-V)=0.26, Dist=1909, logt=6.68, logMA=3.746`
Loktin & Popova (2017)	`E(B-V)=0.34, Dist=1909, logt=6.865`
Hunt & Reffert (2023)	`AV50=0.961, diffAV50=1.057, MOD50=11.827, logAge50=6.716`
Cavallo et al. (2024)	`AV50=0.58, dMod50=11.4, logAge50=7.77, [Fe/H]50=-0.14`
Hunt & Reffert (2024)	`MassJ=327.069, MassTot=327.069`

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0550	33.3	161.01	-60.1	0.4	-6.61	1.9	-28.44	0.0