OCSN 45

0.06 UTI

0.0

C_N

0.13

C_dens

0.38

C_C3

0.0

C_lit

0.6

C_dup

N₅₀ (P>50% members) 24

Stellar density (N₅₀/rad) 0.6 [N/pc²]

C3 classification CB

C_N 0.0 Sparse
C_dens 0.13 Very loose
C_C3 0.38 Low quality
C_lit 0.0 Rarely studied
C_dup 0.6 Likely unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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OCSN 45 is a sparse, very loose object of low C3 quality. Its parallax locates it at a very close distance, near the mid-plane, affected by low extinction. It is catalogued as a young cluster (see Parameters). It was recently reported in the literature.

Note: This is likely a unique object, which shares a moderate percentage of members with at least one previously reported entry. See table with shared members information.

Close Low extinction Young

Data

🔍 Search references for OCSN 45 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–	21.03	62.016	2.61	7.833	-4.104	-3.017
Qin et al.	2023	22.15	61.9	2.64	7.79	-4.1	-3.38

💡 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–	0.52	0.71	–	45	–	–	–	–
Qin et al.	2023	0.52	0.71	–	45	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 446	40.0	18.39	62.72	2.57	7.78	-3.73	-3.67	0.33

💡 Note: The % column shows the percentage of members that OCSN 45 shares with each listed object.

Visualization

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