OCSN 270

(Taurua Group11)

0.00 UTI

0.53

C_N

0.53

C_dens

0.75

C_C3

0.0

C_lit

0.0

C_dup

N₅₀ (P>50% members) 56

Stellar density (N₅₀/rad) 2.6 [N/pc²]

C3 classification AB

C_N 0.53 Moderately populated
C_dens 0.53 Moderately dense
C_C3 0.75 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 270 is a moderately populated, moderately dense object of 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 270 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–	84.183	23.483	9.218	5.834	-37.575	13.752
Qin et al.	2023	84.09	23.53	9.27	6.22	-37.69	12.58

💡 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–	0.11	0.09	–	10	–	–	–	–
Qin et al.	2023	0.11	0.09	–	10	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 65	100.0	84.15	23.45	9.2	5.73	-37.56	13.77	0.38

💡 Note: The % column shows the percentage of members that OCSN 270 shares with each listed object.

Visualization

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