OC 0225

0.41 UTI

0.43

C_N

1.0

C_dens

0.62

C_C3

0.0

C_lit

1.0

C_dup

C3 classification CA

Number of members (P>50%) 43

Radius (P>50% members) 6.3 [arcmin]

C_N 0.43 Poorly populated
C_dens 1.0 Very dense
C_C3 0.62 Intermediate quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

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

Overview

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OC 0225 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a close distance, above the mid-plane, affected by moderate extinction. It is catalogued as a metal-rich, intermediate-age cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a large percentage of members with a later reported entry. See table with shared members information.

Moderate extinction Metal-rich Intermediate age

Data

🔍 Search references for OC 0225 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	–	4.102	64.977	1.331	-0.901	0.614	-3.658
Hao et al.	2022	4.079	64.967	1.33	-0.875	0.65	-0.404

💡 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	–	2.14	–	316	0.611	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 974	97.7	4.08	64.98	1.33	-0.9	0.62	-3.66	0.02

💡 Note: The % column shows the percentage of members that OC 0225 shares with each listed object.

Visualization

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