CWNU 3281

0.17 UTI

0.61

C_N

0.19

C_dens

0.75

C_C3

0.0

C_lit

0.56

C_dup

C3 classification AB

Number of members (P>50%) 72

Radius (P>50% members) 4.8 [arcmin]

C_N 0.61 Moderately populated
C_dens 0.19 Very loose
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 0.56 Likely unique

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

Overview

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CWNU 3281 is a moderately populated, very loose object of high C3 quality. Its parallax locates it at a large distance, well above the mid-plane, affected by moderate extinction. It is catalogued as an old 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 Moderate extinction Old

Data

🔍 Search references for CWNU 3281 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	–	137.408	-39.232	0.162	-4.026	3.684	89.549
He et al.	2023	137.408	-39.227	0.15	-4.036	3.684	89.55

💡 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	4.90	1.10	–	1259	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 2116	44.4	137.4	-39.22	0.16	-4.04	3.71	85.13	0.35

💡 Note: The % column shows the percentage of members that CWNU 3281 shares with each listed object.

Visualization

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