HSC 1029

0.26 UTI

0.25

C_N

0.1

C_dens

0.75

C_C3

0.1

C_lit

1.0

C_dup

N_m (P>50%) 25

Core radius and density 2.4 [pc], 0.5 [pc^-2]

C3 classification AB

C_N 0.25 Poorly populated
C_dens 0.1 Very loose
C_C3 0.75 High quality
C_lit 0.1 Rarely studied
C_dup 1.0 Unique

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

Overview

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HSC 1029 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a close distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.

Close Low extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD classes: 0.98 (50th percentile), true positive (human-assigned).

Hunt & Reffert (2023)
Classified as open cluster. CMD classes: 0.98 (50th percentile), true positive (human-assigned).

Data

🔍 Search references for HSC 1029 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–	20.974	48.994	1.08	-5.868	-2.568	-31.123
Yang et al.	2025	20.856	48.999	–	–	–	–
Zhang et al.	2024	20.856	48.999	–	–	–	–
Hunt & Reffert	2024	20.856	48.999	1.089	-5.801	-2.549	-31.974
Cavallo et al.	2024	21.047	48.955	1.081	–	–	–
Hunt & Reffert	2023	20.856	48.999	1.089	-5.801	-2.549	-31.974

💡 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–	0.86	0.19	0.48	710	-0.030	52	–	–
Yang et al.	2025	–	–	–	708	-0.100⁽³⁾	–	–	–
Zhang et al.	2024	–	–	–	–	0.010⁽¹⁾	–	–	–
Hunt & Reffert	2024	0.86	0.19	0.48	711	–	52⁽¹⁾	–	–
Cavallo et al.	2024	0.79	0.55	–	355	-0.030	–	–	–
Hunt & Reffert	2023	0.86	0.19	0.48	711	–	–	–	–

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

Visualization

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