Alessi Teutsch 3

(ASCC 42; MWSC 1373; AT 3; Alessi 30)

0.95 UTI

0.76

C_N

1.0

C_dens

1.0

C_C3

1.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 115

Stellar density (N₅₀/rad) 8.2 [N/pc²]

C3 classification AA

C_N 0.76 Rich
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 1.0 Very well-studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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Alessi Teutsch 3 is a rich, very dense object of very high C3 quality. Its parallax locates it at a close distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is very well-studied in the literature.

Close Low extinction Near-solar metallicity Intermediate age

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

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for Alessi Teutsch 3 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–	118.295	-53.023	1.423	-5.389	8.937	9.545
Li et al.	2025	118.228	-53.022	1.417	-5.378	8.926	–
Wei et al.	2025	118.212	-53.025	1.43	-5.377	8.949	–
Almeida et al.	2025	118.237	-53.053	–	–	–	–
Alfonso et al.	2024	118.167	-52.972	1.382	-5.309	8.906	–
Hunt & Reffert	2024	118.286	-53.001	1.421	-5.338	8.945	10.654
Cavallo et al.	2024	118.227	-53.048	1.422	–	–	–
Hunt & Reffert	2023	118.286	-53.001	1.421	-5.338	8.945	10.654
Almeida et al.	2023	118.25	-52.99	–	–	–	–
Just et al.	2023	118.136	-52.992	–	–	–	–
He et al.	2022	118.251	-53.032	1.426	-5.379	8.962	–
Tarricq et al.	2022	118.303	-53.011	1.428	-5.377	8.919	–
Dias et al.	2021	118.237	-53.053	1.423	-5.364	8.908	17.865
Cantat-Gaudin et al.	2020	118.228	-53.022	1.417	-5.378	8.926	–
Cantat-Gaudin & Anders	2020	118.228	-53.022	1.417	-5.378	8.926	–
Bossini et al.	2019	118.228	-53.022	–	–	–	–
Soubiran et al.	2018	118.228	-53.022	–	–	–	16.59
Bica et al.	2019	118.253	-53.051	–	–	–	–
Cantat-Gaudin et al.	2018	118.228	-53.022	1.417	-5.378	8.926	–
Loktin & Popova	2017	118.26	-53.044	–	-1.918	8.792	15.0
Kharchenko et al.	2016	118.136	-52.992	–	–	–	–
Dias et al.	2014	118.254	-53.045	–	-4.23	5.11	–
Kharchenko et al.	2013	118.14	-52.995	–	-3.67	8.21	–
Piskunov et al.	2008	118.215	-53.008	–	–	–	–
Kharchenko et al.	2005	118.21	-53.01	–	-3.76	8.25	–
Dias et al.	2002	118.254	-53.045	–	-4.23	5.11	–

💡 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–	0.69	0.52	1.09	141	0.011	209	0.355	–
Li et al.	2025	0.70	0.60	–	104	0.059	–	–	–
Wei et al.	2025	0.86	0.77	–	54	0.000	270	0.29	–
Almeida et al.	2025	0.69	0.70	–	160	–	209	–	–
Alfonso et al.	2024	0.69	0.47	–	107	0.011	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	151⁽¹⁾	–	–
Cavallo et al.	2024	0.71	0.74	–	115	0.210	–	–	–
Hunt & Reffert	2023	0.67	0.51	1.09	103	–	–	–	–
Almeida et al.	2023	0.68	0.74	–	149	-0.039	235⁽¹⁾	0.42	–
Just et al.	2023	–	–	–	141	–	28	–	–
He et al.	2022	–	0.80	–	79	–	–	–	–
Tarricq et al.	2022	0.68	–	–	115	–	–	–	–
Dias et al.	2021	0.69	0.70	–	160	0.011	–	–	–
Cantat-Gaudin et al.	2020	0.69	0.47	–	105	–	–	–	–
Cantat-Gaudin & Anders	2020	0.69	–	–	–	–	–	–	–
Bossini et al.	2019	0.66	0.42	–	97	0.000	–	–	–
Soubiran et al.	2018	0.69	–	–	–	–	–	–	–
Cantat-Gaudin et al.	2018	0.69	–	–	–	–	–	–	–
Loktin & Popova	2017	0.88	0.74	–	618	–	–	–	–
Kharchenko et al.	2016	0.79	0.52	–	141	–	–	–	–
Kharchenko et al.	2013	0.79	0.52	–	141	–	–	–	–
Piskunov et al.	2008	0.80	0.31	–	372	–	–	–	–
Kharchenko et al.	2005	0.80	0.31	–	372	–	–	–	–
Dias et al.	2002	0.80	0.31	–	372	–	–	–	–

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

Visualization

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