UBC 1008

0.40 UTI

0.0

C_N

0.52

C_dens

1.0

C_C3

0.25

C_lit

1.0

C_dup

N₅₀ (P>50% members) 23

Stellar density (N₅₀/rad) 2.6 [N/pc²]

C3 classification AA

C_N 0.0 Sparse
C_dens 0.52 Moderately dense
C_C3 1.0 Very high quality
C_lit 0.25 Poorly studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

MOCA 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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UBC 1008 is a sparse, moderately 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 poorly studied in the literature.

Distant Moderate extinction Young

Liu et al. (2025)
Classified as tidal capture (resonant trapping binary) 358 along with Theia_1871.

Palma et al. (2025)
Part of multiple system G119, along with Theia_1871 and HSC_155.

Data

🔍 Search references for UBC 1008 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	99999–	273.324	-19.04	0.344	-0.849	-1.807	–
Hunt & Reffert	2024	273.314	-19.02	0.331	-0.87	-1.818	–
Hunt & Reffert	2023	273.314	-19.02	0.331	-0.87	-1.818	–
Castro-Ginard et al.	2022	273.34	-19.03	0.34	-0.84	-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]	B_frac	BSS
UCC	99999–	3.18	1.28	1.42	69	–	349	–	–
Liu et al.	2025	4.19	0.53	–	83	–	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	349⁽¹⁾	–	–
Hunt & Reffert	2023	2.74	1.72	1.42	41	–	–	–	–
Castro-Ginard et al.	2022	3.18	1.28	–	69	–	–	–	–

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Visualization

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