OCSN 17

0.04 UTI

0.56

C_N

0.62

C_dens

1.0

C_C3

0.0

C_lit

0.08

C_dup

C3 classification AA

Number of members (P>50%) 61

Radius (P>50% members) 41.6 [arcmin]

C_N 0.56 Moderately populated
C_dens 0.62 Moderately dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.08 Very likely duplicate

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

Overview

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OCSN 17 is a moderately populated, moderately dense object of very high 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 17 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	–	314.568	16.581	2.722	5.313	-4.701	-0.108
Qin et al.	2023	314.23	16.62	2.68	5.24	-4.57	1.05

💡 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	0.37	0.19	–	100	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 314	91.8	314.64	16.49	2.75	5.36	-4.72	-0.77	0.55

💡 Note: The % column shows the percentage of members that OCSN 17 shares with each listed object.

Visualization

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