18498+3249 WAL  95AF

 
 
18h 49m 45.91s +32 48' 46.2" P.A. 349 sep 70.5 mag 5.89,12.92 Sp B3IV dist. 401.61 pc (1310.05 l.y.)
 
 
Coord 2000
18498+3249
Discov num
WAL  95
Comp
AF
Coord arcsec 2000
18 49 45.91 +32 48 46.2
Date first
1914
Date last
2015
Obs
8
Pa first
349
Pa last
349
P.A. Now (θ)
349°
Sep first
70.0
Sep last
70.5
Sep. Now (ρ)
70.5"
Mag pri
5.89
Mag sec
12.92
delta mag (ΔM)
7.03
Spectral class
B3IV (blue-white)
Pri motion ra
+002
Sec motion ra
+001
Pri motion dec
-004
Sec motion dec
-003
Notes
N (See Notes)
rPM=0.316
Nature of this double is uncertain.
 
 
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 2015 11 76 33.7 5.89 13.00 7.11
Show 67441 18498+3249 H 5 40 AC 1781 2015 23 120 57.5 5.89 11.20 5.31
Show 67441 18498+3249 WAL 95 AE 1944 2008 2 350 80.0 5.89 11.64 5.75
Show 67441 18498+3249 WAL 95 AF 1914 2015 8 349 70.5 5.89 12.92 7.03 <===
Show 67441 18498+3249 H 5 40 CD 1836 2015 7 212 18.5 11.20 13.20 2.00
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
348.9
Precise sep
70.545
Constellation
Lyra
SAO
67441
HIP
92398
Tycho2
2642-02931-1
Gaia DR2
2090563996916353024
HD
174585
HR
7100
GC
25837
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
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18498+3249 WAL 95 AF 1998 4 349 70.4 5.93 12.92 B3IV D 184945.91+324846.2
18498+3249 WAL 95 AF 2002 5 349 70.9 5.93 12.92 B3IV N D 184945.91+324846.2
18498+3249 WAL 95 AF 2015 8 349 70.5 5.89 12.92 B3IV N 184945.91+324846.2

If you need more information about this double, apply for a data request form to the WDS.