OC 0664

0.38 UTI

0.0

C_N

0.92

C_dens

1.0

C_C3

0.0

C_lit

1.0

C_dup

C3 classification AA

Number of members (P>50%) 22

Radius (P>50% members) 1.3 [arcmin]

C_N 0.0 Sparse
C_dens 0.92 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 0664 is a sparse, very dense object of very high C3 quality. Its parallax locates it at a large distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, old 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.

Low extinction Near-solar metallicity Old

Data

🔍 Search references for OC 0664 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	–	248.423	-45.813	0.173	-2.801	-3.467	-31.022
Hao et al.	2022	248.425	-45.805	0.147	-2.781	-3.474	–

💡 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	–	0.58	–	1259	0.112	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 2801	100.0	248.43	-45.81	0.2	-2.79	-3.5	-30.11	0.34

💡 Note: The % column shows the percentage of members that OC 0664 shares with each listed object.

Visualization

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