UBC 1540

0.00 UTI

0.79

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.0

C_dup

C3 classification AA

Number of members (P>50%) 219

Radius (P>50% members) 2.5 [arcmin]

C_N 0.79 Rich
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.0 Very likely duplicate

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

Overview

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UBC 1540 is a rich, 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 a young cluster (see Parameters). It is rarely studied in the literature.

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

Relatively close Moderate extinction Young

Data

🔍 Search references for UBC 1540 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	–	239.629	-53.66	0.366	-3.874	-4.337	23.175
Castro-Ginard et al.	2022	239.64	-53.65	0.36	-3.87	-4.34	-39.3

💡 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	2.86	2.70	–	87	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWWDL 1574	100.0	239.63	-53.66	0.37	-3.87	-4.33	-27.64	0.03
Teutsch 247	100.0	239.63	-53.66	0.37	-3.87	-4.33	-27.64	0.66

💡 Note: The % column shows the percentage of members that UBC 1540 shares with each listed object.

Visualization

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