FSR 1227

(MWSC 1256)

0.25 UTI

0.0

C_N

0.13

C_dens

0.38

C_C3

0.38

C_lit

1.0

C_dup

C3 classification BC

Number of members (P>50%) 21

Radius (P>50% members) 5.9 [arcmin]

C_N 0.0 Sparse
C_dens 0.13 Very loose
C_C3 0.38 Low quality
C_lit 0.38 Poorly studied
C_dup 1.0 Unique

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

Overview

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FSR 1227 is a sparse, very loose object of low C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as an intermediate-age cluster (see Parameters). It is poorly studied in the literature.

Distant Moderate extinction Intermediate age

Data

🔍 Search references for FSR 1227 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	–	112.95	-13.843	0.305	-2.474	2.624	52.336
Just et al.	2023	112.973	-13.833	–	–	–	–
Bica et al.	2019	112.967	-13.861	–	–	–	–
Kharchenko et al.	2016	112.973	-13.833	–	–	–	–
Kharchenko et al.	2013	112.98	-13.835	–	-1.51	4.26	–
Froebrich et al.	2007	112.971	-13.86	–	–	–	–
Dias et al.	2002	112.971	-13.86	–	-1.51	4.26	–

💡 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
Just et al.	2023	–	–	–	944	–	685	–	–
Kharchenko et al.	2016	4.50	1.29	–	944	–	–	–	–
Kharchenko et al.	2013	4.50	1.29	–	944	–	–	–	–
Dias et al.	2002	4.50	1.29	–	944	–	–	–	–

Visualization

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