18498+3249 H 5  40AB (Nu1 Lyr)

 
 
18h 49m 45.91s +32 48' 46.2" P.A. 76 sep 34.1 mag 5.89,13.00 Sp B3IV
 
 
Coord 2000
18498+3249
Discov num
H 5  40
Comp
AB
Coord arcsec 2000
18 49 45.91 +32 48 46.2
Date first
1836
Date last
2009
Obs
10
Pa first
78
Pa last
76
P.A. Now (θ)
76°
Sep first
35.0
Sep last
34.1
Sep. Now (ρ)
34.1"
Mag pri
5.89
Mag sec
13.00
delta mag (ΔM)
7.11
Spectral class
B3IV (blue-white)
Pri motion ra
+002
Sec motion ra
-007
Pri motion dec
-004
Sec motion dec
-033
Notes
N (See Notes)
rPM=0.9
This double is not physical.
 
 
18498+3249 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Nu1 Lyr 67441 18498+3249 H 5 40 AB 1836 2009 10 76 34.1 5.89 13.00 7.11 <===
Show 18498+3249 H 5 40 AC 1781 2009 22 120 57.5 5.89 11.20 5.31
Show 18498+3249 WAL 95 AE 1944 2008 2 350 80.0 5.89 11.64 5.75
Show 18498+3249 WAL 95 AF 1914 2002 7 349 70.6 5.89 12.92 7.03
Show 18498+3249 H 5 40 CD 1836 2008 6 212 18.8 11.20 13.20 2.00
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
75.6
Precise sep
34.09
Name
Nu1 Lyr
Constellation
Lyra
SAO
67441
HD
174585
HR
7100
Bayer
Nu 1 Lyrae
Bayer name
Nu1 Lyr
Flamsteed
8 Lyrae
Flamsteed name
8 Lyr
last precise pa
75.6
last precise sep
34.09
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18498+3249 H 5 40 AB 1998 8 76 34.1 5.93 10.89 B3IV N D 184945.91+324846.2
18498+3249 H 5 40 AB 2009 9 76 34.1 5.93 10.89 B3IV N D 184945.91+324846.2

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