18310+3857 FYM 40 AD

Coord 2000	18310+3857		Discov num	FYM  40		Comp	AD		Coord arcsec 2000	18 31 00.96 +38 56 56.4
Date first	1998		Date last	2015		Obs	8
Pa first	294		Pa last	294.2		P.A. Now (θ)	294.2°
Sep first	13.5		Sep last	13.476		Sep. Now (ρ)	13.476"
Mag pri	10.45		Mag sec	14.50		delta mag (ΔM)	4.05		Spectral class
Pri motion ra	-009		Sec motion ra
Pri motion dec	+011		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			18 31 01 +38 56 56	TDT 922 Aa,Ab	1991	1	15	0.5	11.04	11.23	0.19
Show			18 31 01 +38 56 56	SLE 187 AB	2015	14	210	23.6	10.45	11.60	1.15
Show			18 31 01 +38 56 56	FYM 40 AC	2012	4	85	71.0	10.45	10.64	0.19
Show			18 31 01 +38 56 56	FYM 40 AD	2015	8	294	13.5	10.45	14.50	4.05		<===
Show			18 31 01 +38 56 56	FYM 40 AE	2015	8	210	34.9	10.45	14.50	4.05
Show			18 30 60 +38 56 36	FYM 40 BE	2015	8	210	11.3	11.60	14.50	2.90

Sextuple system
5 estimated visually detectable stars in this system

Constellation

Lyra

Tycho2

3105-00926-1

Gaia DR2

2108501292168293504

No records found.

refcode	metd	author	reference
FyM2013	C j	Fay, M.	2013OED....10...38F
FyM2013		El Observador de Estrellas Dobles, Issue #10, 38, 2013
FyM2013b	C j	Fay, M.	.
FyM2013b		Il Bollettino Delle Stelle Doppie 5, 10, 2013
FyM2013c	C j	Fay, M.	.
FyM2013c		Il Bollettino Delle Stelle Doppie 6, 40, 2013
FyM2013d	C j	Fay, M.	.
FyM2013d		Il Bollettino Delle Stelle Doppie 6, 46, 2013
FyM2014	C j	Fay, M.	.
FyM2014		Il Bollettino Delle Stelle Doppie 9, 36, 2014
FyM2014		(Italian translation on page 21 of the same publication)
FyM2014b	C -	Fay, M.	.
FyM2014b		private communication
FyM2014c	C j	Fay, M.	2014OED....13...19F
FyM2014c		El Observador de Estrellas Dobles, Issue #13, 19, 2014
FyM2015a	C j	Fay, M.	2015OED....14...48F
FyM2015a		El Observador de Estrellas Dobles, Issue #14, 48, 2015
FyM2015b	C j	Fay, M.	2015OED....15...48F
FyM2015b		El Observador de Estrellas Dobles, Issue #15, 48, 2015
FyM2016a	C -	Fay, M.	2016OED....16...94F
FyM2016a		El Observador de Estrellas Dobles, Issue #16, 94, 2016
FyM2016b	C j	Fay, M.	2016OED....16..132F
FyM2016b		El Observador de Estrellas Dobles, Issue #16, 132, 2016
FyM2016c	C j	Fay, M.	2016OED....17...14F
FyM2016c		El Observador de Estrellas Dobles, Issue #17, 14, 2016
FyM2017a	C -	Fay, M.	.
FyM2017a		Il Bollettino Delle Stelle Doppie 20, 51, 2017
FyM2017a		(Italian translation on page 29 of the same publication)
FyM2017b	C j	Fay, M.	2017OED....19...71F
FyM2017b		El Observador de Estrellas Dobles, Issue #19, 71, 2017
Sle1966	Mc j	Soulie, G.	1966JO.....49..359S
Sle1966	+Pa	J. Obs. 49, 359, 1966
Sle1983	Pa -	Soulie, G.	1983A&AS...54..281S
Sle1983		A&AS 54, 281, 1983
Sle1984	Pa -	Soulie, G.	1984A&AS...56..351S
Sle1984		A&AS 56, 351, 1984
Sle1985	Pa -	Soulie, G.	1985A&AS...61...17S
Sle1985		A&AS 61, 17, 1985
Sle1986a	Pa -	Soulie, G.	.
Sle1986a		Bull. Inf. Cent. Donnes Stell. #30, 91, 1986
Sle1986b	Pa -	Soulie, G.	.
Sle1986b		Bull. Inf. Cent. Donnes Stell. #30, 103, 1986
Sle2003	C j	Soulie, G.	2003O&T....56...10S
Sle2003		Obs. et Travaux 56, 10, 2003
Sle2006	Pa -	Soulie, G.	2006O&T....62...26S
Sle2006		Obs. et Travaux 62, 26, 2006
Sle2006b	Pa j	Soulie, G.	2006O&T....63...15S
Sle2006b		Obs. et Travaux 63, 15, 2006
Sle2007	C j	Soulie, G.	2007O&T....65...34S
Sle2007		Obs. et Travaux 65, 34, 2007

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18310+3857	FYM 40	AD	2012	3	291	13.7	10.45	14.50			183100.96+385656.3
18310+3857	FYM 40	AD	2015	4	294	13.5	10.45	14.50			183100.96+385656.4

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No records found.


No records found.

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS