CWNU 1831

0.29 UTI

0.26

C_N

0.69

C_dens

0.5

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 26

Stellar density (N₅₀/rad) 3.4 [N/pc²]

C3 classification BB

C_N 0.26 Poorly populated
C_dens 0.69 Moderately dense
C_C3 0.5 Intermediate quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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CWNU 1831 is a poorly populated, moderately dense object of intermediate C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a young cluster (see Parameters). It was recently reported in the literature.

Relatively close Moderate extinction Young

Data

🔍 Search references for CWNU 1831 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–	270.475	-23.944	0.614	0.087	-0.913	-18.081
He et al.	2023	270.46	-23.92	0.618	0.074	-0.914	–

💡 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–	1.48	2.25	–	50	–	–	–	–
He et al.	2023	1.48	2.25	–	50	–	–	–	–

Visualization

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