FSR 1183

(MWSC 1144)

0.68 UTI

0.64

C_N

1.0

C_dens

0.38

C_C3

0.7

C_lit

1.0

C_dup

N₅₀ (P>50% members) 77

Stellar density (N₅₀/rad) 25.1 [N/pc²]

C3 classification CB

C_N 0.64 Moderately populated
C_dens 1.0 Very dense
C_C3 0.38 Low quality
C_lit 0.7 Moderately studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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FSR 1183 is a moderately populated, very dense object of low C3 quality. Its parallax locates it at a moderate distance, near 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.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Palma et al. (2025)
Classified as optical pair P118, along with HSC_1764.

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for FSR 1183 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–	108.357	-9.889	0.415	-1.44	1.237	–
Li et al.	2025	108.357	-9.884	0.428	-1.419	1.217	–
Hunt & Reffert	2024	108.354	-9.891	0.424	-1.434	1.251	–
Cavallo et al.	2024	108.36	-9.883	0.429	–	–	–
Hunt & Reffert	2023	108.354	-9.891	0.424	-1.434	1.251	–
Just et al.	2023	108.332	-9.89	–	–	–	–
Cantat-Gaudin et al.	2020	108.357	-9.884	0.428	-1.419	1.217	–
Cantat-Gaudin & Anders	2020	108.357	-9.884	0.428	-1.419	1.217	–
Cantat-Gaudin et al.	2018	108.357	-9.884	0.428	-1.419	1.217	–
Kharchenko et al.	2016	108.332	-9.89	–	–	–	–
Dias et al.	2014	108.342	-9.872	–	-2.9	-3.22	–
Kharchenko et al.	2013	108.339	-9.892	–	-1.47	-0.57	–
Froebrich et al.	2007	108.342	-9.872	–	–	–	–
Dias et al.	2002	108.342	-9.872	–	-2.9	-3.22	–

💡 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–	2.05	1.16	1.26	347	-0.098	245	–	–
Li et al.	2025	2.05	1.03	–	271	-0.066	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	210⁽¹⁾	–	–
Cavallo et al.	2024	1.96	1.16	–	251	-0.130	–	–	–
Hunt & Reffert	2023	2.12	0.95	1.26	309	–	–	–	–
Just et al.	2023	–	–	–	385	–	280	–	–
Cantat-Gaudin et al.	2020	2.20	0.40	–	182	–	–	–	–
Cantat-Gaudin & Anders	2020	2.19	–	–	–	–	–	–	–
Cantat-Gaudin et al.	2018	2.19	–	–	–	–	–	–	–
Kharchenko et al.	2016	1.63	1.29	–	385	–	–	–	–
Kharchenko et al.	2013	1.63	1.29	–	385	–	–	–	–
Dias et al.	2002	1.63	1.29	–	385	–	–	–	–

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

Visualization

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