UBC 1552

0.45 UTI

0.25

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

1.0

C_dup

C3 classification AA

Number of members (P>50%) 25

Radius (P>50% members) 2.6 [arcmin]

C_N 0.25 Poorly populated
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

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

Overview

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UBC 1552 is a poorly populated, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as an intermediate-age cluster (see Parameters). It is rarely studied 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 Intermediate age

Data

🔍 Search references for UBC 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	–	250.939	-47.094	0.353	-2.964	-4.219	–
Castro-Ginard et al.	2022	250.93	-47.11	0.35	-2.98	-4.24	–

💡 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
Castro-Ginard et al.	2022	3.14	1.17	–	182	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 2052	88.0	250.94	-47.09	0.36	-2.99	-4.21	-43.79	0.05

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

Visualization

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