CWNU 3658

0.25 UTI

0.55

C_N

1.0

C_dens

0.75

C_C3

0.0

C_lit

0.53

C_dup

C3 classification BA

Number of members (P>50%) 60

Radius (P>50% members) 2.1 [arcmin]

C_N 0.55 Moderately populated
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 0.53 Likely unique

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

Overview

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CWNU 3658 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a moderate distance, near 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.

Note: This is likely a unique object, which shares a moderate percentage of members with at least one previously reported entry. See table with shared members information.

Distant Very high extinction Intermediate age

Data

🔍 Search references for CWNU 3658 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	–	280.84	-4.373	0.246	-1.308	-3.358	58.872
He et al.	2023	280.841	-4.367	0.244	-1.319	-3.36	56.2

💡 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	3.39	5.55	–	100	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 281	46.7	280.84	-4.38	0.25	-1.31	-3.37	57.03	0.36

💡 Note: The % column shows the percentage of members that CWNU 3658 shares with each listed object.

Visualization

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