18498+3249 WAL 95 AE

Coord 2000	18498+3249		Discov num	WAL  95		Comp	AE		Coord arcsec 2000	18 49 45.91 +32 48 46.2
Date first	1944		Date last	2008		Obs	2
Pa first	340		Pa last	350		P.A. Now (θ)	350°
Sep first	60.0		Sep last	80		Sep. Now (ρ)	80"
Mag pri	5.89		Mag sec	11.64		delta mag (ΔM)	5.75		Spectral class	B3IV (blue-white)
Pri motion ra	-006		Sec motion ra
Pri motion dec	+003		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		67441	18 49 46 +32 48 46	H 5 40 AB	2015	11	76	33.7	5.89	13.00	7.11
Show	Nu1 Lyr	67441	18 49 46 +32 48 46	H 5 40 AC	2015	23	120	57.5	5.89	11.20	5.31
Show		67441	18 49 46 +32 48 46	WAL 95 AE	2008	2	350	80.0	5.89	11.64	5.75		<===
Show		67441	18 49 46 +32 48 46	WAL 95 AF	2015	8	349	70.5	5.89	12.92	7.03
Show			18 49 50 +32 48 17	H 5 40 CD	2015	12	212	18.5	11.20	13.20	2.00

Sextuple system
6 estimated visually detectable stars in this system

Var name	NSV11400 Lyr		Constellation	Lyra		SAO	67441		HIP	92398
Tycho2	2642-02931-1		Gaia DR2	2090563996916353024		HD	174585		HR	7100
GC	25837		ADS	11732		BD	BD+32 3227		Bayer	Nu 1 Lyrae
Bayer name	Nu1 Lyr		Flamsteed	8 Lyrae		Flamsteed name	8 Lyr		Distance	401.61
Distance ly	1310.05		Bayer greek	ν1 Lyr

discov_num	notes	refcode
H 5 40	A: nu 1 Lyr = 8 Lyr. H V 40. A is a Beta Lyrae-type system.

refcode	metd	author	reference
Wal1934	Ma j	Wallenquist, A.	1934AnBos...6....3W
Wal1934		Ann. Bosscha Obs. Lembang 6, Pt.2, 1934
Wal1944a	Zw -	Wallenquist, A.	1954MeUpp...85.....
Wal1944a		Medd. Uppsala Obs. #85, 1944
Wal1944a		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944a		given for measures; default date = decade of publication added.)
Wal1944b	Zw -	Wallenquist, A.	1954MeUpp...87.....
Wal1944b		Medd. Uppsala Obs. #87, 1944
Wal1944b		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944b		given for measures; default date = decade of publication added.)
Wal1947	Zw -	Wallenquist, A.	1947UppAn...2....2W
Wal1947		Ann. Uppsala Astron. Obs. 2, No.2, 1947
Wal1947		(A catalogue containing results of the two prior series, plus additional measures
Wal1947		with the 14-inch refractor and wedge photometer)
Wal1948	Zw -	Wallenquist, A.	1948UppAn...2....3W
Wal1948		Ann. Uppsala Astron Obs. 2, #3, 1948
Wal1948		(Visual measures of southern double stars made with 17-inch refractor of La Plata
Wal1948		and wedge photometer. No dates listed; default date = decade of publication added)
Wal1950	Zd -	Wallenquist, A.	1950MeUpp..103.....
Wal1950		Medd. Uppsala Obs. #103, 1950
Wal1954	Zw -	Wallenquist, A.	1954UppAn...4Q....W
Wal1954		Ann. Uppsala Astron Obs. 4, #2, 1954
Wal1954		("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean
Wal1954		values from numerous sources)
Wal1958	Zw -	Wallenquist, A.	1958MeUpp..118.....
Wal1958		Medd. Uppsala Obs. #118, 1958

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18498+3249	WAL 95	AE	2008	2	350	80.0	5.93	11.64	B3IV		184945.91+324846.2

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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

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