OC 0566

0.25 UTI

0.27

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.56

C_dup

C3 classification AA

Number of members (P>50%) 27

Radius (P>50% members) 2.5 [arcmin]

C_N 0.27 Poorly populated
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.56 Likely unique

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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OC 0566 is a poorly populated, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, very young cluster (see Parameters). It is rarely studied in the literature.

Note: This is likely a unique object, which shares a moderate percentage of members with at least one previously reported entry. See table with shared members information.

Low extinction Near-solar metallicity Very young

Data

🔍 Search references for OC 0566 in: SciX Simbad

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Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	–	172.078	-62.989	0.412	-6.383	1.3	-13.4
Hao et al.	2022	172.055	-62.99	0.4	-6.402	1.333	–

💡 Note: The UCC values are estimated from its identified members.

Reference	Year	Dist [kpc]	Av [mag]	DAv [mag]	Age [Myr]	[Fe/H] [dex]	Mass [Msun]	Bfr	BSS
Hao et al.	2022	–	0.98	–	3	0.223	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 453	96.3	172.09	-62.99	0.41	-6.36	1.27	-13.4	0.15
DBSB 68	44.4	172.14	-63.03	0.4	-6.34	1.22	-13.4	0.3

💡 Note: The % column shows the percentage of members that OC 0566 shares with each listed object.

Visualization

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