Saurer 1

(FSR 1184; MWSC 1184)

0.39 UTI

0.0

C_N

0.16

C_dens

0.38

C_C3

0.7

C_lit

1.0

C_dup

C3 classification CB

Number of members (P>50%) 22

Radius (P>50% members) 1.5 [arcmin]

C_N 0.0 Sparse
C_dens 0.16 Very loose
C_C3 0.38 Low quality
C_lit 0.7 Moderately studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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Saurer 1 is a sparse, very loose object of low C3 quality. Its parallax locates it at a very large distance, well above the mid-plane, affected by low extinction. It is catalogued as an extremely massive, near-solar metallicity, old cluster (see Parameters). It is moderately studied in the literature.

Extremely distant Low extinction Extremely massive Near-solar metallicity Old

Data

🔍 Search references for Saurer 1 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	–	110.229	1.811	0.083	-0.305	-0.352	103.402
He et al.	2023	110.232	1.813	0.072	-0.263	-0.332	103.4
Just et al.	2023	110.226	1.802	–	–	–	–
Perren et al.	2022	110.225	1.8	–	–	–	–
Donor et al.	2020	110.234	1.8	–	-0.36	-0.39	105.0
Bica et al.	2019	110.237	1.809	–	–	–	–
Kharchenko et al.	2016	110.226	1.802	–	–	–	–
Kharchenko et al.	2013	110.233	1.8	–	3.46	-6.73	95.3
Gozha et al.	2012	110.233	1.808	–	–	–	–
Kharchenko et al.	2007	110.23	1.81	–	0.02	–	–
Froebrich et al.	2007	105.679	-11.461	–	–	–	–
van den Bergh	2006	110.225	1.8	–	–	–	–
Dias et al.	2002	110.233	1.808	–	3.46	-6.73	98.0

💡 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]	Bfr	BSS
He et al.	2023	15.85	0.65	–	2512	–	–	–	–
Just et al.	2023	–	–	–	3981	–	10162	–	–
Perren et al.	2022	12.36	0.40	–	6607	-0.080	10000	0.81	–
Donor et al.	2020	–	–	–	–	-0.420	–	–	–
Kharchenko et al.	2016	13.72	0.13	–	3981	–	–	–	–
Kharchenko et al.	2013	13.72	0.13	–	3981	-0.380	–	–	–
Gozha et al.	2012	13.20	–	–	5012	-0.380	–	–	–
van den Bergh	2006	11.97	0.37	–	7079	–	–	–	–
Dias et al.	2002	13.20	0.43	–	5012	-0.380	–	–	–

Visualization

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