Teutsch 44

(DSH J1021.4-5427; FSR 1528; MWSC 1795)

0.69 UTI

0.8

C_N

1.0

C_dens

0.75

C_C3

0.45

C_lit

1.0

C_dup

N_m (P>50%) 228

Core radius and density 1.2 [pc], 7.0 [pc^-2]

C3 classification AB

C_N 0.8 Rich
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.45 Poorly studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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Teutsch 44 is a rich, very dense object of high C3 quality. Its parallax locates it at a large distance, above the mid-plane, affected by moderate extinction. It is catalogued as a massive, near-solar metallicity, old cluster (see Parameters). It is poorly studied in the literature.

Note: This object contains blue stragglers according to at least one source.

Very distant Moderate extinction Massive Near-solar metallicity Old Contains BSS

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.12 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.12 (50th percentile).

Hu et al. (2021)
Ellipticities (core, all): e_core=0.0414, e_all=0.1273.

Bica et al. (2019)
Web updates in DAML02, some were later removed (2003 to 2010).

Data

🔍 Search references for Teutsch 44 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–	155.347	-54.447	0.128	-4.592	2.277	55.962
Hu & Soubiran	2025	155.369	-54.45	–	–	–	–
Hunt & Reffert	2024	155.348	-54.449	0.138	-4.585	2.307	57.36
Cavallo et al.	2024	155.369	-54.45	0.133	–	–	–
Hunt & Reffert	2023	155.348	-54.449	0.138	-4.585	2.307	57.36
Jadhav & Subramaniam	2021	155.347	-54.45	–	–	–	–
Cantat-Gaudin et al.	2020	155.347	-54.45	0.1	-4.613	2.239	–
Cantat-Gaudin & Anders	2020	155.347	-54.45	0.1	-4.613	2.239	–
Soubiran et al.	2018	155.347	-54.45	–	–	–	57.67
Bica et al.	2019	155.345	-54.451	–	–	–	–
Cantat-Gaudin et al.	2018	155.347	-54.45	0.1	-4.613	2.239	–
Dias et al.	2018	–	–	–	-6.02	1.01	–
Sampedro et al.	2017	155.35	-54.451	–	-3.24	0.81	–
Dias et al.	2014	155.35	-54.451	–	-3.15	-0.58	–
Kronberger et al.	2006	155.352	-54.451	–	–	–	–
Dias et al.	2002	155.35	-54.451	–	-3.15	-0.58	–

💡 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–	6.95	1.73	1.99	1259	-0.315	1252	–	1
Hu & Soubiran	2025	–	–	–	–	-0.220⁽⁵⁾	–	–	–
Hunt & Reffert	2024	6.70	1.76	1.99	1171	–	1497⁽¹⁾	–	–
Cavallo et al.	2024	5.89	1.73	–	1622	-0.410	–	–	–
Hunt & Reffert	2023	6.70	1.76	1.99	1172	–	–	–	–
Jadhav & Subramaniam	2021	6.95	0.58	–	2570	–	1008	–	1⁽¹⁾
Cantat-Gaudin et al.	2020	6.95	0.58	–	2570	–	–	–	–
Kounkel et al.	2020	5.62	1.48	–	1259	–	–	–	–
Cantat-Gaudin & Anders	2020	7.74	–	–	–	–	–	–	–
Soubiran et al.	2018	7.74	–	–	–	–	–	–	–
Cantat-Gaudin et al.	2018	7.74	–	–	–	–	–	–	–
Dias et al.	2002	7.41	2.02	–	692	–	–	–	–

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

Visualization

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