CWNU 1937

0.22 UTI

0.0

C_N

0.1

C_dens

0.38

C_C3

0.3

C_lit

1.0

C_dup

N₅₀ (P>50% members) 23

Stellar density (N₅₀/rad) 0.5 [N/pc²]

C3 classification BC

C_N 0.0 Sparse
C_dens 0.1 Very loose
C_C3 0.38 Low quality
C_lit 0.3 Poorly studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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CWNU 1937 is a sparse, very loose object of low C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for CWNU 1937 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–	78.548	42.426	0.435	2.184	-2.351	–
Zhang et al.	2024	78.493	42.439	–	–	–	–
Hunt & Reffert	2024	78.493	42.439	0.431	2.152	-2.359	-15.246
Cavallo et al.	2024	78.491	42.45	0.432	–	–	–
Hunt & Reffert	2023	78.493	42.439	0.431	2.152	-2.359	-15.246
He et al.	2023	78.542	42.388	0.439	2.163	-2.343	–

💡 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–	2.05	1.4	0.71	288	0.110	134	–	–
Zhang et al.	2024	–	–	–	–	0.239⁽¹⁾	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	134⁽¹⁾	–	–
Cavallo et al.	2024	1.91	1.50	–	288	-0.020	–	–	–
Hunt & Reffert	2023	2.05	1.08	0.71	297	–	–	–	–
He et al.	2023	2.09	1.40	–	282	–	–	–	–

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Visualization

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