CWNU 3556

0.30 UTI

0.76

C_N

0.13

C_dens

0.62

C_C3

0.0

C_lit

1.0

C_dup

N_m (P>50%) 118

Core radius and density 4.4 [pc], 0.7 [pc^-2]

C3 classification AC

C_N 0.76 Rich
C_dens 0.13 Very loose
C_C3 0.62 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 3556 is a rich, very loose object of intermediate C3 quality. Its parallax locates it at a very large distance, well below the mid-plane, affected by moderate extinction. It is catalogued as an old cluster (see Parameters). It was recently reported in the literature.

Note: This object contains blue stragglers according to at least one source.

Extremely distant Moderate extinction Old Contains BSS

Data

🔍 Search references for CWNU 3556 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–	119.704	-39.007	0.065	-1.121	1.561	156.34
Cui et al.	2025	119.706	-39.006	0.08	-1.1	1.53	–
He et al.	2023	119.703	-39.004	0.076	-1.102	1.533	156.34

💡 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–	13.49	2.075	–	1704	–	–	–	3
Cui et al.	2025	–	2.25	–	1413	–	–	–	3⁽¹⁾
He et al.	2023	13.49	1.90	–	1995	–	–	–	–

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

Visualization

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