CWNU 2781

0.32 UTI

0.0

C_N

1.0

C_dens

0.62

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 22

Stellar density (N₅₀/rad) 6.2 [N/pc²]

C3 classification CA

C_N 0.0 Sparse
C_dens 1.0 Very dense
C_C3 0.62 Intermediate 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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CWNU 2781 is a sparse, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by moderate extinction. It is catalogued as a very young cluster (see Parameters). It was recently reported in the literature.

Note: This object shares a large percentage of members with 2 later reported entries. See table with shared members information.

Distant Moderate extinction Very young

Data

🔍 Search references for CWNU 2781 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–	112.098	-22.679	0.324	-1.552	2.559	48.912
He et al.	2023	112.098	-22.671	0.353	-1.538	2.557	53.5

💡 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–	3.31	1.55	–	1	–	–	–	–
He et al.	2023	3.31	1.55	–	1	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
VVVX-Obasi 10	100.0	112.09	-22.68	0.32	-1.55	2.56	48.91	0.14
VVVX-Obasi 11	4.0	112.1	-22.66	0.21	-1.61	2.04	66.74	0.06

💡 Note: The % column shows the percentage of members that CWNU 2781 shares with each listed object.

Visualization

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