CWNU 1220

0.40 UTI

0.37

C_N

1.0

C_dens

0.62

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 37

Stellar density (N₅₀/rad) 7.6 [N/pc²]

C3 classification AC

C_N 0.37 Poorly populated
C_dens 1.0 Very dense
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 1220 is a poorly populated, very 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 an intermediate-age cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a significant percentage of members with a later reported entry. See table with shared members information.

Moderate extinction Intermediate age

Data

🔍 Search references for CWNU 1220 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–	59.877	51.669	0.935	-0.054	-1.981	4.063
He et al.	2022	59.556	51.742	0.973	0.095	-1.925	–

💡 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–	–	1.85	–	447	–	–	–	–
He et al.	2022	–	1.85	–	447	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 1193	64.9	59.91	51.6	0.93	-0.05	-1.98	3.01	0.02

💡 Note: The % column shows the percentage of members that CWNU 1220 shares with each listed object.

Visualization

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