UBC 1578

0.31 UTI

0.35

C_N

0.37

C_dens

0.62

C_C3

0.1

C_lit

1.0

C_dup

N_m (P>50%) 35

Core radius and density 1.4 [pc], 1.8 [pc^-2]

C3 classification AC

C_N 0.35 Poorly populated
C_dens 0.37 Loose
C_C3 0.62 Intermediate quality
C_lit 0.1 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

ℹ️

UBC 1578 is a poorly populated, loose object of intermediate C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is rarely studied in the literature.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.98 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.98 (50th percentile).

Data

🔍 Search references for UBC 1578 in: SciX Simbad

ℹ️

Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	99999–	70.585	49.236	0.661	2.018	-5.447	2.604
Zhang et al.	2024	70.582	49.217	–	–	–	–
Hunt & Reffert	2024	70.582	49.217	0.658	2.009	-5.436	2.615
Cavallo et al.	2024	70.576	49.206	0.656	–	–	–
Hunt & Reffert	2023	70.582	49.217	0.658	2.009	-5.436	2.615
Castro-Ginard et al.	2022	70.53	49.22	0.67	2.02	-5.45	–

💡 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–	1.5	1.67	1.42	305	0.030	183	–	–
Zhang et al.	2024	–	–	–	–	-0.080⁽¹⁾	–	–	–
Hunt & Reffert	2024	1.45	1.67	1.42	305	–	183⁽¹⁾	–	–
Cavallo et al.	2024	1.62	1.69	–	479	0.140	–	–	–
Hunt & Reffert	2023	1.45	1.67	1.42	305	–	–	–	–
Castro-Ginard et al.	2022	1.55	0.83	–	262	–	–	–	–

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

Visualization

ℹ️

1 2