HSC 2170

0.34 UTI

0.28

C_N

0.91

C_dens

0.5

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 28

Stellar density (N₅₀/rad) 4.5 [N/pc²]

C3 classification BB

C_N 0.28 Poorly populated
C_dens 0.91 Very dense
C_C3 0.5 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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HSC 2170 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by high extinction. It is catalogued as a metal-rich, very young cluster (see Parameters). It was recently reported in the literature.

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

Distant High extinction Metal-rich Very young

Cavallo et al. (2024)
Bronze sample.

Data

🔍 Search references for HSC 2170 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–	134.509	-48.164	0.304	-5.065	4.841	–
Hunt & Reffert	2024	134.504	-48.173	0.299	-5.075	4.845	–
Cavallo et al.	2024	134.506	-48.16	0.3	–	–	–
Hunt & Reffert	2023	134.504	-48.173	0.299	-5.075	4.845	–

💡 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–	3.54	4.675	2.73	14	0.510	408	–	–
Hunt & Reffert	2024	–	–	–	–	–	408⁽¹⁾	–	–
Cavallo et al.	2024	4.13	4.61	–	12	0.510	–	–	–
Hunt & Reffert	2023	2.95	4.74	2.73	16	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 3838	92.9	134.51	-48.15	0.3	-5.07	4.84	–	0.02

💡 Note: The % column shows the percentage of members that HSC 2170 shares with each listed object.

Visualization

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