HSC 2131

0.06 UTI

0.0

C_N

1.0

C_dens

0.5

C_C3

0.0

C_lit

0.2

C_dup

C3 classification BB

Number of members (P>50%) 24

Radius (P>50% members) 5.0 [arcmin]

C_N 0.0 Sparse
C_dens 1.0 Very dense
C_C3 0.5 Intermediate quality
C_lit 0.0 Rarely studied
C_dup 0.2 Likely duplicate

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

Overview

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HSC 2131 is a sparse, very dense object of intermediate C3 quality. Its parallax locates it at a close distance, near the mid-plane, affected by very high extinction. It is catalogued as an old cluster (see Parameters). It was recently reported in the literature.

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

Close Very high extinction Old

Data

🔍 Search references for HSC 2131 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	–	134.35	-43.182	1.298	-5.47	5.221	–
Hunt & Reffert	2024	134.34	-43.145	1.432	-5.411	5.166	–
Hunt & Reffert	2023	134.34	-43.145	1.432	-5.411	5.166	–

💡 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	–	–	–	–	–	364*	–	–
Hunt & Reffert	2023	0.78	6.22	1.40	4645	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
VDBH 56	80.0	134.4	-43.16	1.11	-5.52	5.42	15.45	0.92

💡 Note: The % column shows the percentage of members that HSC 2131 shares with each listed object.

Visualization

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