OC 0204

0.40 UTI

0.0

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

1.0

C_dup

C3 classification AA

Number of members (P>50%) 24

Radius (P>50% members) 6.1 [arcmin]

C_N 0.0 Sparse
C_dens 1.0 Very dense
C_C3 1.0 Very high 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 0204 is a sparse, very dense object of very high C3 quality. Its parallax locates it at a very close distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, very young cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a large percentage of members with 2 later reported entries. See table with shared members information.

Moderate extinction Near-solar metallicity Very young

Data

🔍 Search references for OC 0204 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	–	315.521	77.038	2.691	5.27	3.899	-19.502
Hao et al.	2022	315.504	77.031	2.669	5.41	3.862	-27.566

💡 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	–	1.30	–	2	0.051	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 462	100.0	315.38	77.05	2.69	5.38	3.85	-19.5	0.25
Theia 8	100.0	315.29	77.04	2.68	5.49	3.68	-20.48	0.09

💡 Note: The % column shows the percentage of members that OC 0204 shares with each listed object.

Visualization

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