OCSN 34

0.11 UTI

0.54

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.22

C_dup

C3 classification AA

Number of members (P>50%) 58

Radius (P>50% members) 5.6 [arcmin]

C_N 0.54 Moderately populated
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.22 Likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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OCSN 34 is a moderately populated, very dense object of very high C3 quality. Its parallax locates it at a very close distance, above 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 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 34 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	–	315.442	68.165	2.906	7.44	-1.387	-21.365
Qin et al.	2023	315.42	68.19	2.91	7.95	-1.12	-17.52

💡 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]	Bfr	BSS
Qin et al.	2023	0.36	0.40	–	14	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
NGC 7023	77.6	316.35	68.5	2.91	7.83	-1.1	-13.98	0.54
Theia 5	62.1	315.43	68.15	2.92	7.49	-1.4	-21.36	0.0

💡 Note: The % column shows the percentage of members that OCSN 34 shares with each listed object.

Visualization

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