HSC 387

0.29 UTI

0.33

C_N

0.28

C_dens

0.75

C_C3

0.03

C_lit

1.0

C_dup

N_m (P>50%) 33

Core radius and density 1.7 [pc], 1.4 [pc^-2]

C3 classification AB

C_N 0.33 Poorly populated
C_dens 0.28 Loose
C_C3 0.75 High quality
C_lit 0.03 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 387 is a poorly populated, loose object of high C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.

Relatively close Moderate extinction Near-solar metallicity Young

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.52 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.52 (50th percentile).

Data

🔍 Search references for HSC 387 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–	285.281	12.427	0.413	-0.776	-2.697	21.28
Hunt & Reffert	2024	285.28	12.433	0.409	-0.778	-2.702	21.281
Cavallo et al.	2024	285.273	12.434	0.407	–	–	–
Hunt & Reffert	2023	285.28	12.433	0.409	-0.778	-2.702	21.281

💡 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–	2.33	2.69	1.29	47	0.290	309	–	–
Hunt & Reffert	2024	2.33	2.69	1.29	47	–	309⁽¹⁾	–	–
Cavallo et al.	2024	2.74	2.93	–	23	0.290	–	–	–
Hunt & Reffert	2023	2.33	2.69	1.29	47	–	–	–	–

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

Visualization

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