CWNU 3540

0.02 UTI

0.26

C_N

0.25

C_dens

0.38

C_C3

0.0

C_lit

0.12

C_dup

C3 classification BC

Number of members (P>50%) 26

Radius (P>50% members) 5.4 [arcmin]

C_N 0.26 Poorly populated
C_dens 0.25 Loose
C_C3 0.38 Low quality
C_lit 0.0 Rarely studied
C_dup 0.12 Likely duplicate

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

Overview

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CWNU 3540 is a poorly populated, loose object of low C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as an intermediate-age 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.

Relatively close Moderate extinction Intermediate age

Data

🔍 Search references for CWNU 3540 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	–	84.735	46.067	0.344	-0.259	-1.55	50.108
He et al.	2023	84.712	46.076	0.338	-0.24	-1.545	–

💡 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	2.63	1.40	–	100	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 1289	88.5	84.73	46.11	0.35	-0.24	-1.55	29.86	0.3

💡 Note: The % column shows the percentage of members that CWNU 3540 shares with each listed object.

Visualization

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