CWNU 3138

0.43 UTI

0.79

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.78

C_dup

C3 classification AA

Number of members (P>50%) 213

Radius (P>50% members) 2.6 [arcmin]

C_N 0.79 Rich
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.78 Very likely unique

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

Overview

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CWNU 3138 is a rich, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, above 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 very likely a unique object, which shares a small percentage of members with at least one previously reported entry. See table with shared members information.

Relatively close Very high extinction Intermediate age

Data

🔍 Search references for CWNU 3138 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	–	253.249	-41.671	0.348	-0.808	-2.939	-27.902
He et al.	2023	253.245	-41.672	0.348	-0.802	-2.941	-27.37

💡 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	2.75	7.85	–	200	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Ryu 089	22.5	253.25	-41.68	0.35	-0.81	-2.95	-28.44	0.6

💡 Note: The % column shows the percentage of members that CWNU 3138 shares with each listed object.

Visualization

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