CWNU 1691

0.31 UTI

0.0

C_N

0.55

C_dens

1.0

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 22

Stellar density (N₅₀/rad) 2.7 [N/pc²]

C3 classification AA

C_N 0.0 Sparse
C_dens 0.55 Moderately dense
C_C3 1.0 Very high 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 1691 is a sparse, moderately dense object of very high C3 quality. Its parallax locates it at a relatively close distance, below the mid-plane, affected by high extinction. It is catalogued as an intermediate-age cluster (see Parameters). It was recently reported in the literature.

Relatively close High extinction Intermediate age

Data

🔍 Search references for CWNU 1691 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–	272.179	-24.576	0.513	1.272	0.635	14.688
He et al.	2023	272.19	-24.578	0.508	1.267	0.628	14.69

💡 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–	1.86	3.15	–	112	–	–	–	–
He et al.	2023	1.86	3.15	–	112	–	–	–	–

Visualization

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