OCSN 212

0.00 UTI

1.0

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.0

C_dup

N₅₀ (P>50% members) 573

Stellar density (N₅₀/rad) 58.8 [N/pc²]

C3 classification AA

C_N 1.0 Very rich
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.0 Very likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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OCSN 212 is a very rich, very dense object of very high C3 quality. Its parallax locates it at a very close distance, near the mid-plane, affected by low extinction. It is catalogued as a very young cluster (see Parameters). It was recently reported 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.

Very close Low extinction Very young

Data

🔍 Search references for OCSN 212 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–	250.14	-39.521	5.676	-11.942	-21.323	0.198
Qin et al.	2023	249.9	-39.47	5.69	-11.94	-21.4	1.23

💡 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–	0.19	0.31	–	16	–	–	–	–
Qin et al.	2023	0.19	0.31	–	16	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
UPK 640	100.0	250.2	-39.53	5.68	-11.94	-21.35	0.54	0.9
FoF 2442	98.1	250.22	-39.53	5.67	-11.92	-21.3	0.21	0.0
CWNU 1146	0.9	252.86	-38.13	6.03	-11.84	-22.52	-4.5	0.0

💡 Note: The % column shows the percentage of members that OCSN 212 shares with each listed object.

Visualization

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