You're not logged.

Login

Saving a selection in a list is possibile.
Create your account here!

Search

Actions

Advanced Search
Go to Simbad
New report
New measure
Login

Computed Lists

Populars
Latest Populars
Doubles in session

Current system

18498+3249
H 5 40 AC
Nu1 Lyr

Selections

Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18498+3249 H 5 40 AC (Nu1 Lyr)

18^h 49^m 45.91^s +32° 48' 46.2" P.A. 120.00 sep 57.5 mag 5.89,11.20 Sp B3IV dist. 401.61 pc (1310.05 l.y.)

Coord 2000	18498+3249		Discov num	H 5 40		Comp	AC		Coord arcsec 2000	18 49 45.91 +32 48 46.2
Date first	1781		Date last	2015		Obs	23
Pa first	119		Pa last	120.2		P.A. Now (θ)	120.2°
Sep first	56.8		Sep last	57.519		Sep. Now (ρ)	57.519"
Mag pri	5.89		Mag sec	11.20		delta mag (ΔM)	5.31		Spectral class	B3IV (blue-white)
Pri motion ra	+002		Sec motion ra	+002
Pri motion dec	-004		Sec motion dec	+010
Notes	N (See Notes)

rPM=1.373

This double is not physical.

18498+3249 SYSTEM COMPONENTS

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

OTHER CATALOGS AND DESIGNATIONS

Name	Nu1 Lyr		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