OCSN 246

(Ophiuchi p2)

0.45 UTI

0.68

C_N

0.55

C_dens

1.0

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 86

Stellar density (N₅₀/rad) 2.8 [N/pc²]

C3 classification AA

C_N 0.68 Moderately populated
C_dens 0.55 Moderately dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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OCSN 246 is a moderately populated, moderately 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.

Note: This object shares a small percentage of members with at least one entry reported in the same catalogue. See table with shared members information.

Very close Low extinction Very young

Data

🔍 Search references for OCSN 246 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–	245.414	-24.726	6.714	-10.644	-22.4	-3.666
Qin et al.	2023	244.95	-24.49	6.74	-10.54	-22.65	-5.63

💡 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–	0.22	0.81	–	9	–	–	–	–
Qin et al.	2023	0.22	0.81	–	9	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 2907	69.8	244.86	-24.99	6.37	-10.63	-21.5	-5.44	0.41
CWWDL 14698	23.3	244.65	-25.04	6.28	-10.79	-21.61	-4.49	0.43
OCSN 96	15.1	240.86	-22.58	7.02	-11.74	-23.9	-7.43	0.67
OCSN 245	1.2	246.4	-24.04	7.2	-7.05	-25.65	-7.74	0.53

💡 Note: The % column shows the percentage of members that OCSN 246 shares with each listed object.

Visualization

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