HSC 1552

0.26 UTI

0.35

C_N

0.21

C_dens

0.25

C_C3

0.25

C_lit

1.0

C_dup

C3 classification CC

Number of members (P>50%) 35

Radius (P>50% members) 4.2 [arcmin]

C_N 0.35 Poorly populated
C_dens 0.21 Very loose
C_C3 0.25 Low quality
C_lit 0.25 Poorly studied
C_dup 1.0 Unique

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

Overview

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HSC 1552 is a poorly populated, very loose object of low 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, 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)
Silver sample.

Data

🔍 Search references for HSC 1552 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	–	99.128	17.172	0.213	0.052	-0.551	32.142
Zhang et al.	2024	99.142	17.165	–	–	–	–
Hunt & Reffert	2024	99.142	17.165	0.217	0.001	-0.511	52.693
Cavallo et al.	2024	99.148	17.119	0.218	–	–	–
Hunt & Reffert	2023	99.142	17.165	0.217	0.001	-0.511	52.693

💡 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
Zhang et al.	2024	–	–	–	–	-0.084*	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	282*	–	–
Cavallo et al.	2024	3.91	1.00	–	355	0.170	–	–	–
Hunt & Reffert	2023	3.91	1.12	2.28	237	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 3130	82.9	99.06	17.16	0.19	0.1	-0.63	32.14	0.1

💡 Note: The % column shows the percentage of members that HSC 1552 shares with each listed object.

Visualization

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