18523+1432 WAL  97AD

 
 
18h 52m 18.63s +14 32' 08.0" P.A. 119 sep 83.8 mag 6.63,10.90 Sp G9III
 
 
Coord 2000
18523+1432
Discov num
WAL  97
Comp
AD
Coord arcsec 2000
18 52 18.63 +14 32 08.0
Date first
1897
Date last
2017
Obs
5
Pa first
119
Pa last
119
P.A. Now (θ)
119°
Sep first
86.2
Sep last
83.8
Sep. Now (ρ)
83.8"
Mag pri
6.63
Mag sec
10.90
delta mag (ΔM)
4.27
Spectral class
G9III (yellow)
Pri motion ra
+012
Sec motion ra
+001
Pri motion dec
-026
Sec motion dec
-020
Notes
N (See Notes)
rPM=0.438
Nature of this double is uncertain.
 
 
18523+1432 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18523+1432 STF2411 AB 1829 2017 30 96 13.5 6.63 9.61 2.98
Show 18523+1432 WAL 97 AC 1944 2017 7 88 60.1 6.63 11.01 4.38
Show 18523+1432 WAL 97 AD 1897 2017 5 119 83.8 6.63 10.90 4.27 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
118.8
Precise sep
83.798
Cdsa2 id
WAL 97 AD
Constellation
Hercules
Ra deg
18.87184166666667
De deg
14.535555555555556
last precise pa
118.8
last precise sep
83.798
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18523+1432 WAL 97 AD 1999 3 134 113.4 6.63 11.22 G9III D 185218.63+143208.0
18523+1432 WAL 97 AD 2014 2 118 83.9 6.63 10.90 G9III N 185218.63+143208.0
18523+1432 WAL 97 AD 2016 4 118 84.1 6.63 10.90 G9III N 185218.63+143208.0
18523+1432 WAL 97 AD 2017 5 119 83.8 6.63 10.90 G9III N 185218.63+143208.0

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