OCSN 200

(Huluwa 3)

0.04 UTI

1.0

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.06

C_dup

N₅₀ (P>50% members) 657

Stellar density (N₅₀/rad) 21.3 [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 0.06 Very likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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OCSN 200 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 200 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–	117.364	-46.537	2.539	-4.694	9.014	17.631
Qin et al.	2023	117.41	-46.39	2.54	-4.64	8.97	19.44

💡 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–	0.45	0.4	–	11	–	–	–	–
Qin et al.	2023	0.45	0.40	–	11	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
FoF 2387	93.9	117.39	-46.67	2.53	-4.71	8.96	17.63	0.52
OC 0470	13.7	117.34	-46.37	2.55	-4.71	9.06	17.63	0.66
CWWL 3526	7.6	117.91	-46.81	2.54	-4.78	8.82	19.74	0.0
CWWDL 14576	3.8	116.76	-47.37	2.52	-4.68	8.88	20.47	0.0
OC 0468	3.8	117.31	-46.26	2.57	-4.73	9.26	16.68	0.4

💡 Note: The % column shows the percentage of members that OCSN 200 shares with each listed object.

Visualization

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