18523+1432 WAL  97AC

 
 
18h 52m 18.63s +14 32' 08.0" P.A. 88 sep 60.1 mag 6.63,11.01 Sp G9III
 
 
Coord 2000
18523+1432
Discov num
WAL  97
Comp
AC
Coord arcsec 2000
18 52 18.63 +14 32 08.0
Date first
1944
Date last
2017
Obs
7
Pa first
100
Pa last
88
P.A. Now (θ)
88°
Sep first
70.0
Sep last
60.1
Sep. Now (ρ)
60.1"
Mag pri
6.63
Mag sec
11.01
delta mag (ΔM)
4.38
Spectral class
G9III (yellow)
Pri motion ra
+012
Sec motion ra
+001
Pri motion dec
-026
Sec motion dec
-009
Notes
N (See Notes)
rPM=0.707
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
87.9
Precise sep
60.148
Cdsa2 id
WAL 97 AC
Constellation
Hercules
Ra deg
18.87184166666667
De deg
14.535555555555556
last precise pa
87.9
last precise sep
60.148
 
 
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 AC 1999 3 96 65.4 6.63 11.01 G9III D 185218.63+143208.0
18523+1432 WAL 97 AC 2001 4 96 65.7 6.63 11.01 G9III N D 185218.63+143208.0
18523+1432 WAL 97 AC 2014 5 88 59.8 6.63 11.01 G9III N 185218.63+143208.0
18523+1432 WAL 97 AC 2016 6 88 60.4 6.63 11.01 G9III N 185218.63+143208.0
18523+1432 WAL 97 AC 2017 7 88 60.1 6.63 11.01 G9III N 185218.63+143208.0

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