UBC 1437

0.29 UTI

0.35

C_N

0.2

C_dens

0.75

C_C3

0.06

C_lit

1.0

C_dup

N_m (P>50%) 35

Core radius and density 2.2 [pc], 1.0 [pc^-2]

C3 classification AB

C_N 0.35 Poorly populated
C_dens 0.2 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 1437 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 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 a later reported entry. 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: 1.00 (50th percentile).

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

Data

🔍 Search references for UBC 1437 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–	120.467	-42.775	0.489	-4.02	4.075	–
Hunt & Reffert	2024	120.509	-42.794	0.488	-4.033	4.088	–
Cavallo et al.	2024	120.452	-42.788	0.488	–	–	–
Hunt & Reffert	2023	120.509	-42.794	0.488	-4.033	4.088	–
Castro-Ginard et al.	2022	120.49	-42.8	0.49	-4.03	4.09	–

💡 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–	2.03	0.735	0.33	264	-0.040	91	–	–
Hunt & Reffert	2024	1.92	0.67	0.33	277	–	91⁽¹⁾	–	–
Cavallo et al.	2024	2.14	0.96	–	251	-0.040	–	–	–
Hunt & Reffert	2023	1.92	0.67	0.33	277	–	–	–	–
Castro-Ginard et al.	2022	2.29	0.80	–	121	–	–	–	–

(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 233	82.9	120.47	-42.78	0.49	-4.02	4.07	–	0.0

💡 Note: The % column shows the percentage of members that UBC 1437 shares with each listed object.

Visualization

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