OC 0207

0.26 UTI

0.27

C_N

0.15

C_dens

0.75

C_C3

0.06

C_lit

1.0

C_dup

N_m (P>50%) 27

Core radius and density 0.7 [pc], 0.8 [pc^-2]

C3 classification AB

C_N 0.27 Poorly populated
C_dens 0.15 Very loose
C_C3 0.75 High quality
C_lit 0.06 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

MOCA 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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OC 0207 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a relatively close distance, below the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, 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.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.99 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.99 (50th percentile).

Data

🔍 Search references for OC 0207 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	99999–	354.468	57.779	0.72	-4.598	-1.796	-13.025
Hunt & Reffert	2024	354.586	57.79	0.719	-4.541	-1.775	-13.132
Cavallo et al.	2024	354.482	57.748	0.723	–	–	–
Hunt & Reffert	2023	354.586	57.79	0.719	-4.541	-1.775	-13.132
Hao et al.	2022	354.504	57.77	0.73	-4.588	-1.814	–

💡 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]	B_frac	BSS
UCC	99999–	1.35	1.46	1.29	105	0.338	162	–	–
Hunt & Reffert	2024	1.35	1.46	1.29	105	–	162⁽¹⁾	–	–
Cavallo et al.	2024	1.49	1.35	–	135	0.410	–	–	–
Hunt & Reffert	2023	1.35	1.46	1.29	105	–	–	–	–
Hao et al.	2022	–	3.14	–	100	0.265	–	–	–

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 108	100.0	354.56	57.76	0.71	-4.61	-1.78	-21.39	0.13

💡 Note: The % column shows the percentage of members that OC 0207 shares with each listed object.

Visualization

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