CWNU 271

0.07 UTI

0.36

C_N

0.37

C_dens

0.38

C_C3

0.0

C_lit

0.31

C_dup

N₅₀ (P>50% members) 36

Stellar density (N₅₀/rad) 1.8 [N/pc²]

C3 classification CB

C_N 0.36 Poorly populated
C_dens 0.37 Loose
C_C3 0.38 Low quality
C_lit 0.0 Rarely studied
C_dup 0.31 Possibly duplicate

📥 Members 📊 Colab 🔬 Bayestar19

MOCA 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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CWNU 271 is a poorly populated, loose object of low C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a metal-rich, young cluster (see Parameters). It is rarely studied in the literature.

⚠️ Warning: This is possibly a duplicate object, which shares a significant percentage of members with at least one previously reported entry. See table with shared members information.

Relatively close Moderate extinction Metal-rich Young

Data

🔍 Search references for CWNU 271 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	99999–	305.051	36.148	0.546	-2.328	-4.464	–
He et al.	2022	305.092	36.106	0.55	-2.31	-4.49	–

💡 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]	B_frac	BSS
UCC	99999–	1.7	3.0	–	25	0.744	–	–	–
He et al.	2022	1.70	3.00	–	25	0.744	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0107	69.4	305.03	36.19	0.55	-2.37	-4.48	–	0.31
OC 0109	2.8	305.69	36.09	0.52	-2.4	-4.55	-67.01	0.03

💡 Note: The % column shows the percentage of members that CWNU 271 shares with each listed object.

Visualization

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