CWNU 1455

0.46 UTI

0.35

C_N

0.6

C_dens

0.75

C_C3

0.3

C_lit

1.0

C_dup

N₅₀ (P>50% members) 35

Stellar density (N₅₀/rad) 3.0 [N/pc²]

C3 classification AB

C_N 0.35 Poorly populated
C_dens 0.6 Moderately dense
C_C3 0.75 High quality
C_lit 0.3 Poorly studied
C_dup 1.0 Unique

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

Overview

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CWNU 1455 is a poorly populated, moderately dense object of high C3 quality. Its parallax locates it at a moderate distance, near 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

Palma et al. (2025)
Classified as optical pair P310, along with HSC_2719.

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for CWNU 1455 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–	236.432	-56.66	0.433	-5.467	-5.461	-24.218
Hu & Soubiran	2025	236.425	-56.667	–	–	–	–
Hunt & Reffert	2024	236.416	-56.658	0.436	-5.462	-5.464	-25.585
Cavallo et al.	2024	236.425	-56.667	0.435	–	–	–
Hunt & Reffert	2023	236.416	-56.658	0.436	-5.462	-5.464	-25.585
He et al.	2023	236.449	-56.643	0.435	-5.461	-5.452	-24.22

💡 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–	2.09	2.94	1.75	562	-0.160	338	–	–
Hu & Soubiran	2025	–	–	–	–	-0.110⁽⁵⁾	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	338⁽¹⁾	–	–
Cavallo et al.	2024	1.67	2.94	–	562	-0.210	–	–	–
Hunt & Reffert	2023	2.16	2.81	1.75	251	–	–	–	–
He et al.	2023	2.09	3.00	–	562	–	–	–	–

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

Visualization

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