CWNU 3901

0.02 UTI

0.0

C_N

0.12

C_dens

0.5

C_C3

0.0

C_lit

0.16

C_dup

C3 classification BB

Number of members (P>50%) 23

Radius (P>50% members) 3.7 [arcmin]

C_N 0.0 Sparse
C_dens 0.12 Very loose
C_C3 0.5 Intermediate quality
C_lit 0.0 Rarely studied
C_dup 0.16 Likely duplicate

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

Overview

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CWNU 3901 is a sparse, very loose object of intermediate C3 quality. Its parallax locates it at a large distance, above the mid-plane, affected by very high 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 distant Very high extinction Very young

Data

🔍 Search references for CWNU 3901 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	–	61.802	55.01	0.174	-0.157	-0.263	–
He et al.	2023	61.803	55.01	0.17	-0.168	-0.265	–

💡 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	5.50	5.35	–	3	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 1186	84.0	61.78	55.05	0.17	-0.15	-0.26	–	0.18

💡 Note: The % column shows the percentage of members that CWNU 3901 shares with each listed object.

Visualization

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