UBC 564

0.55 UTI

0.26

C_N

0.78

C_dens

1.0

C_C3

0.35

C_lit

1.0

C_dup

N₅₀ (P>50% members) 26

Stellar density (N₅₀/rad) 3.9 [N/pc²]

C3 classification AA

C_N 0.26 Poorly populated
C_dens 0.78 Dense
C_C3 1.0 Very high quality
C_lit 0.35 Poorly studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

ℹ️

UBC 564 is a poorly populated, dense object of very high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a metal-poor, young cluster (see Parameters). It is poorly studied in the literature.

Relatively close High extinction Metal-poor Young

Palma et al. (2025)
Part of multiple system G170, along with Ruprecht_127, HSC_2912, CWNU_50 and HSC_2921.

Cavallo et al. (2024)
Silver sample.

Data

🔍 Search references for UBC 564 in: SciX Simbad

ℹ️

Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	99999–	263.992	-34.639	0.394	-0.253	-1.696	-5.394
Hunt & Reffert	2024	264.01	-34.636	0.405	-0.269	-1.675	-5.375
Celli et al.	2024	263.999	-34.645	–	–	–	–
Cavallo et al.	2024	263.994	-34.637	0.405	–	–	–
Hunt & Reffert	2023	264.01	-34.636	0.405	-0.269	-1.675	-5.375
Cantat-Gaudin et al.	2020	263.999	-34.645	0.373	-0.234	-1.719	–
Castro-Ginard et al.	2020	264.005	-34.649	0.373	-0.225	-1.725	–

💡 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–	2.37	3.28	1.56	28	-0.500	622	–	–
Hunt & Reffert	2024	–	–	–	–	–	541⁽¹⁾	–	–
Celli et al.	2024	–	–	–	26	–	703	–	–
Cavallo et al.	2024	1.36	3.86	–	34	-0.500	–	–	–
Hunt & Reffert	2023	2.37	3.28	1.56	29	–	–	–	–
Cantat-Gaudin et al.	2020	2.40	3.02	–	26	–	–	–	–

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

Visualization

ℹ️

1 2 3