OC 0304

0.00 UTI

0.5

C_N

1.0

C_dens

0.75

C_C3

0.0

C_lit

0.0

C_dup

C3 classification AB

Number of members (P>50%) 51

Radius (P>50% members) 3.9 [arcmin]

C_N 0.5 Moderately populated
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 0.0 Very likely duplicate

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

Overview

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OC 0304 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a moderate 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.

⚠️ Warning: This is very likely a duplicate object, which shares a large percentage of members with at least one previously reported entry. See table with shared members information.

Moderate extinction Metal-rich Intermediate age

Data

🔍 Search references for OC 0304 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	–	95.381	26.902	0.44	0.43	-3.183	27.529
Hao et al.	2022	95.362	26.9	0.43	0.431	-3.185	32.858

💡 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	–	2.59	–	158	0.611	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Gulliver 56	100.0	95.38	26.92	0.44	0.44	-3.2	31.75	0.8
UBC 73	100.0	95.38	26.92	0.44	0.42	-3.18	31.75	0.01

💡 Note: The % column shows the percentage of members that OC 0304 shares with each listed object.

Visualization

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