FSR 0505

(SAI 8)

0.72 UTI

0.76

C_N

1.0

C_dens

0.75

C_C3

0.55

C_lit

1.0

C_dup

C3 classification AB

Number of members (P>50%) 129

Radius (P>50% members) 2.3 [arcmin]

C_N 0.76 Rich
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.55 Moderately studied
C_dup 1.0 Unique

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

Overview

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FSR 0505 is a rich, very dense object of high C3 quality. Its parallax locates it at a large distance, below the mid-plane, affected by moderate extinction. It is catalogued as a massive, near-solar metallicity, old 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.

Very distant Moderate extinction Massive Near-solar metallicity Old

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for FSR 0505 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	–	10.046	61.567	0.141	-0.931	-0.487	-64.074
Hu & Soubiran	2025	10.054	61.559	–	–	–	–
Hunt & Reffert	2024	10.06	61.574	0.145	-0.935	-0.47	-69.696
Cavallo et al.	2024	10.054	61.559	0.135	–	–	–
Hunt & Reffert	2023	10.06	61.574	0.145	-0.935	-0.47	-69.696
Bica et al.	2019	10.017	61.602	–	–	–	–
Dias et al.	2014	10.017	61.598	–	-1.8	-0.25	–
Glushkova et al.	2010	10.037	61.568	–	–	–	–
Froebrich et al.	2007	10.017	61.598	–	–	–	–
Dias et al.	2002	10.017	61.598	–	-2.03	-0.19	–

💡 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
Hu & Soubiran	2025	–	–	–	–	-0.290*	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	1024*	–	–
Cavallo et al.	2024	4.41	2.07	–	1175	-0.350	–	–	–
Hunt & Reffert	2023	6.05	2.40	1.68	455	–	–	–	–
Glushkova et al.	2010	7.20	0.93	–	1413	–	–	–	–

(*): Indicates that this parameter is assigned more than one value in the corresponding reference.

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 3330	82.2	10.05	61.56	0.14	-0.94	-0.5	-64.07	0.0

💡 Note: The % column shows the percentage of members that FSR 0505 shares with each listed object.

Visualization

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