OCSN 26

0.02 UTI

0.26

C_N

0.45

C_dens

0.5

C_C3

0.0

C_lit

0.08

C_dup

N₅₀ (P>50% members) 26

Stellar density (N₅₀/rad) 2.3 [N/pc²]

C3 classification DA

C_N 0.26 Poorly populated
C_dens 0.45 Loose
C_C3 0.5 Intermediate quality
C_lit 0.0 Rarely studied
C_dup 0.08 Very likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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OCSN 26 is a poorly populated, loose object of intermediate C3 quality. Its parallax locates it at a very close distance, below the mid-plane, affected by low extinction. It is catalogued as an intermediate-age 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 Intermediate age

Data

🔍 Search references for OCSN 26 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–	338.708	29.946	3.123	-7.909	-4.35	4.995
Qin et al.	2023	338.68	29.92	3.13	-8.08	-4.44	6.06

💡 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–	0.33	0.28	–	891	–	–	–	–
Qin et al.	2023	0.33	0.28	–	891	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 1188	92.3	338.71	29.92	3.11	-7.87	-4.35	4.99	0.38

💡 Note: The % column shows the percentage of members that OCSN 26 shares with each listed object.

Visualization

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