UBC 1087

0.56 UTI

0.55

C_N

1.0

C_dens

0.75

C_C3

0.25

C_lit

1.0

C_dup

C3 classification AB

Number of members (P>50%) 59

Radius (P>50% members) 3.7 [arcmin]

C_N 0.55 Moderately populated
C_dens 1.0 Very dense
C_C3 0.75 High 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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UBC 1087 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is poorly studied in the literature.

Note: This object shares a large percentage of members with 2 later reported entries. See table with shared members information.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for UBC 1087 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	–	302.049	32.378	0.587	-0.304	-1.824	–
Hunt & Reffert	2024	302.04	32.368	0.578	-0.305	-1.818	–
Cavallo et al.	2024	302.015	32.375	0.584	–	–	–
Hunt & Reffert	2023	302.04	32.368	0.578	-0.305	-1.818	–
Castro-Ginard et al.	2022	302.04	32.39	0.6	-0.29	-1.82	–

💡 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	–	–	–	–	–	236*	–	–
Cavallo et al.	2024	1.75	1.65	–	251	0.460	–	–	–
Hunt & Reffert	2023	1.63	1.61	1.92	132	–	–	–	–
Castro-Ginard et al.	2022	1.76	1.04	–	600	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 67	100.0	302.05	32.38	0.59	-0.3	-1.83	–	0.07
CWWDL 8143	79.7	302.05	32.38	0.59	-0.31	-1.83	–	0.0

💡 Note: The % column shows the percentage of members that UBC 1087 shares with each listed object.

Visualization

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