CWNU 3940

0.47 UTI

0.59

C_N

1.0

C_dens

0.75

C_C3

0.0

C_lit

1.0

C_dup

C3 classification AB

Number of members (P>50%) 68

Radius (P>50% members) 1.9 [arcmin]

C_N 0.59 Moderately populated
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

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

Overview

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CWNU 3940 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a large^* distance, below the mid-plane, affected by very high extinction. It is catalogued as an intermediate-age cluster (see Parameters). It was recently reported in the literature.

(*): The parallax distance estimate (~5.47 kpc) differs significantly from the median photometric distance (~9.12 kpc).

Very distant Very high extinction Intermediate age

Data

🔍 Search references for CWNU 3940 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	–	278.605	-10.737	0.183	-1.511	-4.056	65.298
He et al.	2023	278.609	-10.734	0.171	-1.542	-4.035	63.92

💡 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
He et al.	2023	9.12	5.95	–	794	–	–	–	–

Visualization

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