HSC 1940

0.01 UTI

0.0

C_N

0.06

C_dens

0.12

C_C3

0.0

C_lit

0.32

C_dup

C3 classification DC

Number of members (P>50%) 18

Radius (P>50% members) 14.8 [arcmin]

C_N 0.0 Sparse
C_dens 0.06 Very loose
C_C3 0.12 Very low quality
C_lit 0.0 Rarely studied
C_dup 0.32 Possibly duplicate

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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HSC 1940 is a sparse, very loose object of very low C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by low extinction. It is catalogued as an intermediate-age cluster (see Parameters). It was recently reported in the literature.

⚠️ Warning: This is possibly a duplicate object, which shares a significant percentage of members with at least one previously reported entry. See table with shared members information.

Relatively close Low extinction Intermediate age

Data

🔍 Search references for HSC 1940 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	–	118.906	-24.5	0.554	-1.559	1.089	20.523
Hunt & Reffert	2024	118.966	-24.635	0.545	-1.532	1.118	–
Hunt & Reffert	2023	118.966	-24.635	0.545	-1.532	1.118	–

💡 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]	Bfr	BSS
Hunt & Reffert	2024	–	–	–	–	–	106*	–	–
Hunt & Reffert	2023	1.74	0.57	0.79	196	–	–	–	–

(*): Indicates that this parameter is assigned more than one value in the corresponding reference.

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 2174	68.0	118.88	-24.33	0.59	-1.52	1.08	26.93	0.11

💡 Note: The % column shows the percentage of members that HSC 1940 shares with each listed object.

Visualization

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