HSC 1104

0.33 UTI

0.33

C_N

0.52

C_dens

0.75

C_C3

0.03

C_lit

1.0

C_dup

N_m (P>50%) 33

Core radius and density 1.2 [pc], 2.6 [pc^-2]

C3 classification BA

C_N 0.33 Poorly populated
C_dens 0.52 Moderately dense
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 1104 is a poorly populated, moderately dense object of high C3 quality. Its parallax locates it at a moderate distance, below 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.

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

Distant Moderate extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 1.00 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 1.00 (50th percentile).

Data

🔍 Search references for HSC 1104 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–	35.925	56.739	0.25	-0.923	-0.58	-54.883
Hunt & Reffert	2024	35.916	56.736	0.256	-0.92	-0.569	-65.686
Cavallo et al.	2024	35.877	56.746	0.257	–	–	–
Hunt & Reffert	2023	35.916	56.736	0.256	-0.92	-0.569	-65.686

💡 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–	3.71	1.41	0.9	206	-0.100	340	–	–
Hunt & Reffert	2024	3.71	1.41	0.90	206	–	340⁽¹⁾	–	–
Cavallo et al.	2024	3.73	1.90	–	195	-0.100	–	–	–
Hunt & Reffert	2023	3.71	1.41	0.90	206	–	–	–	–

(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 3667	100.0	35.93	56.74	0.26	-0.92	-0.58	-54.88	0.02

💡 Note: The % column shows the percentage of members that HSC 1104 shares with each listed object.

Visualization

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