UPK 219

0.57 UTI

0.29

C_N

0.51

C_dens

0.75

C_C3

0.65

C_lit

1.0

C_dup

N₅₀ (P>50% members) 29

Stellar density (N₅₀/rad) 2.6 [N/pc²]

C3 classification AB

C_N 0.29 Poorly populated
C_dens 0.51 Moderately dense
C_C3 0.75 High quality
C_lit 0.65 Moderately studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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UPK 219 is a poorly populated, moderately dense object of high C3 quality. Its parallax locates it at a 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 moderately studied in the literature.

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

Close Moderate extinction Near-solar metallicity Intermediate age

Palma et al. (2025)
Classified as optical pair P586, along with Theia_667.

Piecka & Paunzen (2021)
Belongs to cluster aggregate 'Agg59' along with UPK 220.

Cavallo et al. (2024)
Gold sample.

Almeida et al. (2025)
Mass determination: intermediate fit. Isochrone match: good fit.

Data

🔍 Search references for UPK 219 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–	352.048	65.35	1.216	-1.76	-2.549	-6.939
Li et al.	2025	351.854	65.31	1.21	-1.734	-2.459	–
Almeida et al.	2025	351.839	65.275	–	–	–	–
Alfonso et al.	2024	-8.305	65.346	1.189	-1.771	-2.546	–
Hunt & Reffert	2024	352.012	65.377	1.219	-1.778	-2.551	-7.048
Cavallo et al.	2024	351.96	65.341	1.215	–	–	–
Hunt & Reffert	2023	352.012	65.377	1.219	-1.778	-2.551	-7.048
Almeida et al.	2023	351.763	65.253	–	–	–	–
Dias et al.	2021	351.839	65.275	1.195	-1.747	-2.471	–
Cantat-Gaudin et al.	2020	351.854	65.31	1.21	-1.734	-2.459	–
Cantat-Gaudin & Anders	2020	351.854	65.303	1.202	-1.751	-2.465	–
Sim et al.	2019	351.781	65.304	–	-1.72	-2.48	–

💡 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–	0.8	1.485	0.77	206	0.054	92	0.71	–
Li et al.	2025	0.72	1.39	–	251	0.054	–	–	–
Almeida et al.	2025	0.79	1.49	–	211	–	77	–	–
Alfonso et al.	2024	0.87	1.20	–	342	0.008	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	92⁽¹⁾	–	–
Cavallo et al.	2024	0.78	1.48	–	200	0.280	–	–	–
Hunt & Reffert	2023	0.80	1.53	0.77	144	–	–	–	–
Almeida et al.	2023	0.80	1.52	–	202	0.104	96⁽¹⁾	0.71	–
Tarricq et al.	2022	0.85	–	–	166	–	–	–	–
Dias et al.	2021	0.79	1.49	–	211	0.008	–	–	–
Cantat-Gaudin et al.	2020	0.87	1.20	–	148	–	–	–	–
Cantat-Gaudin & Anders	2020	0.81	–	–	–	–	–	–	–
Sim et al.	2019	0.80	–	–	794	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWWDL 14486	100.0	352.02	65.35	1.22	-1.76	-2.56	-8.05	0.02

💡 Note: The % column shows the percentage of members that UPK 219 shares with each listed object.

Visualization

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