UBC 1246

0.28 UTI

0.55

C_N

0.11

C_dens

0.5

C_C3

0.13

C_lit

1.0

C_dup

N_m (P>50%) 60

Core radius and density 3.4 [pc], 0.5 [pc^-2]

C3 classification BB

C_N 0.55 Moderately populated
C_dens 0.11 Very loose
C_C3 0.5 Intermediate quality
C_lit 0.13 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

ℹ️

UBC 1246 is a moderately populated, very loose object of intermediate C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is rarely 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 Low extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.91 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.91 (50th percentile).

Data

🔍 Search references for UBC 1246 in: SciX Simbad

ℹ️

Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	99999–	45.483	47.959	0.34	0.528	-1.235	-28.68
Hu & Soubiran	2025	45.464	47.958	–	–	–	–
Zhang et al.	2024	45.52	47.974	–	–	–	–
Hunt & Reffert	2024	45.52	47.974	0.335	0.502	-1.232	-34.657
Cavallo et al.	2024	45.464	47.957	0.335	–	–	–
Hunt & Reffert	2023	45.52	47.974	0.335	0.502	-1.232	-34.657
Castro-Ginard et al.	2022	45.47	47.94	0.34	0.53	-1.26	-36.9

💡 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–	2.58	0.73	1.07	946	-0.110	426	–	–
Hu & Soubiran	2025	–	–	–	–	-0.110⁽⁵⁾	–	–	–
Zhang et al.	2024	–	–	–	–	-0.085⁽¹⁾	–	–	–
Hunt & Reffert	2024	2.58	0.63	1.07	880	–	426⁽¹⁾	–	–
Cavallo et al.	2024	2.41	1.27	–	1023	-0.220	–	–	–
Hunt & Reffert	2023	2.58	0.63	1.07	879	–	–	–	–
Castro-Ginard et al.	2022	3.10	0.83	–	1012	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 365	85.0	45.5	47.96	0.33	0.52	-1.24	-28.28	0.02
OC 0268	41.7	45.49	47.94	0.35	0.51	-1.25	-28.68	0.0

💡 Note: The % column shows the percentage of members that UBC 1246 shares with each listed object.

Visualization

ℹ️

1 2