CWNU 170

0.38 UTI

0.27

C_N

1.0

C_dens

0.5

C_C3

0.06

C_lit

1.0

C_dup

N_m (P>50%) 27

Core radius and density 0.5 [pc], 10 [pc^-2]

C3 classification BB

C_N 0.27 Poorly populated
C_dens 1.0 Very dense
C_C3 0.5 Intermediate quality
C_lit 0.06 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 170 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, very young cluster (see Parameters). It is rarely studied in the literature.

Close Low extinction Near-solar metallicity Very young

Palma et al. (2025)
Part of multiple system G14, along with HSC_2911, UFMG_65 and BH_221.

Cavallo et al. (2024)
Silver sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.99 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.99 (50th percentile).

Data

🔍 Search references for CWNU 170 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–	259.627	-30.947	0.931	1.958	-0.946	11.877
Hunt & Reffert	2024	259.629	-30.945	0.907	1.961	-0.951	20.454
Cavallo et al.	2024	259.623	-30.945	0.911	–	–	–
Hunt & Reffert	2023	259.629	-30.945	0.907	1.961	-0.951	20.454
He et al.	2022	259.62	-30.947	0.9	1.96	-0.93	–

💡 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–	0.975	0.985	0.53	10	0.141	53	–	–
Hunt & Reffert	2024	1.05	0.87	0.53	6	–	53⁽¹⁾	–	–
Cavallo et al.	2024	0.90	1.10	–	23	0.120	–	–	–
Hunt & Reffert	2023	1.05	0.87	0.53	6	–	–	–	–
He et al.	2022	0.85	1.20	–	13	0.161	–	–	–

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

Visualization

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