Juchert J0644.8-0925

0.32 UTI

0.52

C_N

0.23

C_dens

0.75

C_C3

0.06

C_lit

1.0

C_dup

N_m (P>50%) 53

Core radius and density 2.5 [pc], 1.1 [pc^-2]

C3 classification AB

C_N 0.52 Moderately populated
C_dens 0.23 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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Juchert J0644.8-0925 is a moderately populated, very loose object of high C3 quality. Its parallax locates it at a large distance, well below 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.

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

Very distant Moderate extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.99 (50th percentile).

Bica et al. (2019)
Asterisms and cluster alikes by B. Alessi reported in DAML02.

Data

🔍 Search references for Juchert J0644.8-0925 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–	101.209	-9.434	0.108	0.004	0.778	79.701
Hunt & Reffert	2024	101.209	-9.43	0.1	0.012	0.79	–
Cavallo et al.	2024	101.212	-9.433	0.099	–	–	–
Hunt & Reffert	2023	101.209	-9.43	0.1	0.012	0.79	–
Bica et al.	2019	101.21	-9.434	–	–	–	–

💡 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–	7.32	1.38	0.85	469	-0.280	559	–	–
Hunt & Reffert	2024	7.33	1.38	0.85	469	–	559⁽¹⁾	–	–
Cavallo et al.	2024	4.57	1.34	–	380	-0.280	–	–	–
Hunt & Reffert	2023	7.32	1.38	0.85	469	–	–	–	–

(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 3535	77.4	101.21	-9.44	0.12	0.0	0.77	83.19	0.06

💡 Note: The % column shows the percentage of members that Juchert J0644.8-0925 shares with each listed object.

Visualization

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