FSR 0249

(MWSC 3383)

0.57 UTI

0.51

C_N

1.0

C_dens

1.0

C_C3

0.16

C_lit

1.0

C_dup

N_m (P>50%) 52

Core radius and density 0.5 [pc], 14 [pc^-2]

C3 classification AA

C_N 0.51 Moderately populated
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.16 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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FSR 0249 is a moderately populated, very dense object of very high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by high extinction. It is catalogued as a very young cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a large percentage of members with 3 later reported entries. See table with shared members information.

Relatively close High extinction Very young

Data

🔍 Search references for FSR 0249 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–	309.628	42.487	0.619	-2.372	-3.312	-23.49
Just et al.	2023	309.614	42.49	–	–	–	–
Dias et al.	2018	–	–	–	-2.24	-4.56	–
Joshi et al.	2016	309.619	42.493	–	–	–	–
Kharchenko et al.	2016	309.614	42.49	–	–	–	–
Kharchenko et al.	2013	309.619	42.493	–	-0.91	-1.22	–
Froebrich et al.	2007	309.6	42.501	–	–	–	–
Dias et al.	2002	309.6	42.501	–	3.22	-3.17	–

💡 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–	1.79	4.27	–	1	–	327	–	–
Just et al.	2023	–	–	–	1	–	327	–	–
Joshi et al.	2016	1.79	4.27	–	1	–	–	–	–
Kharchenko et al.	2016	1.79	4.27	–	1	–	–	–	–
Kharchenko et al.	2013	1.79	4.27	–	1	–	–	–	–
Dias et al.	2002	1.79	4.27	–	1	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0131	80.8	309.63	42.48	0.63	-2.37	-3.34	-11.77	0.11
W75S	40.4	309.67	42.44	0.62	-2.37	-3.3	-11.77	0.06
HSC 640	25.0	309.74	42.15	0.68	-2.32	-3.43	1.13	0.43

💡 Note: The % column shows the percentage of members that FSR 0249 shares with each listed object.

Visualization

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