HSC 1754

0.30 UTI

0.48

C_N

0.5

C_dens

0.5

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 48

Stellar density (N₅₀/rad) 2.5 [N/pc²]

C3 classification BB

C_N 0.48 Poorly populated
C_dens 0.5 Moderately 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 1754 is a poorly populated, moderately dense object of intermediate 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, young cluster (see Parameters). It was recently reported in the literature.

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

Relatively close Moderate extinction Near-solar metallicity Young

Palma et al. (2025)
Classified as optical pair P442, along with HSC_1749.

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for HSC 1754 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–	105.446	-10.044	0.366	-1.208	0.884	49.735
Hunt & Reffert	2024	105.442	-10.055	0.364	-1.215	0.877	49.742
Cavallo et al.	2024	105.458	-10.038	0.368	–	–	–
Hunt & Reffert	2023	105.442	-10.055	0.364	-1.215	0.877	49.742

💡 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–	2.31	1.77	1.85	29	0.260	254	–	–
Hunt & Reffert	2024	–	–	–	–	–	254⁽¹⁾	–	–
Cavallo et al.	2024	2.19	1.67	–	30	0.260	–	–	–
Hunt & Reffert	2023	2.43	1.87	1.85	28	–	–	–	–

(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 3526	68.8	105.47	-10.06	0.36	-1.2	0.89	49.73	0.0

💡 Note: The % column shows the percentage of members that HSC 1754 shares with each listed object.

Visualization

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