UBC 1229

0.25 UTI

0.26

C_N

0.09

C_dens

0.75

C_C3

0.06

C_lit

1.0

C_dup

N_m (P>50%) 26

Core radius and density 2.2 [pc], 0.5 [pc^-2]

C3 classification AB

C_N 0.26 Poorly populated
C_dens 0.09 Very loose
C_C3 0.75 High quality
C_lit 0.06 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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UBC 1229 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a significant percentage of members with a later reported entry. See table with shared members information.

Relatively close Moderate extinction Near-solar metallicity Young

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 1.00 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 1.00 (50th percentile).

Data

🔍 Search references for UBC 1229 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–	27.678	59.114	0.341	-0.747	-0.416	–
Hunt & Reffert	2024	27.682	59.111	0.33	-0.704	-0.419	–
Cavallo et al.	2024	28.139	59.114	0.331	–	–	–
Hunt & Reffert	2023	27.682	59.111	0.33	-0.704	-0.419	–
Castro-Ginard et al.	2022	27.68	59.11	0.35	-0.78	-0.42	–

💡 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–	2.785	1.56	0.6	63	0.400	168	–	–
Hunt & Reffert	2024	2.74	1.59	0.60	63	–	168⁽¹⁾	–	–
Cavallo et al.	2024	2.83	1.53	–	95	0.400	–	–	–
Hunt & Reffert	2023	2.74	1.59	0.60	63	–	–	–	–
Castro-Ginard et al.	2022	3.04	1.40	–	22	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWWDL 4603	65.4	27.9	59.1	0.34	-0.71	-0.45	–	0.07

💡 Note: The % column shows the percentage of members that UBC 1229 shares with each listed object.

Visualization

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