19576+1524 A  1663AC

 
 
19h 57m 34.28s +15 24' 21.5" P.A. 104 sep 54.6 mag 8.89,12.00 Sp F5
 
 
Coord 2000
19576+1524
Discov num
A  1663
Comp
AC
Coord arcsec 2000
19 57 34.28 +15 24 21.5
Date first
1912
Date last
2001
Obs
4
Pa first
105
Pa last
104
P.A. Now (θ)
104°
Sep first
54.8
Sep last
54.6
Sep. Now (ρ)
54.6"
Mag pri
8.89
Mag sec
12.00
delta mag (ΔM)
3.11
Spectral class
F5 (yellow-white)
Pri motion ra
+011
Sec motion ra
+003
Pri motion dec
+005
Sec motion dec
+003
Notes
rPM=0.682
Nature of this double is uncertain.
 
 
19576+1524 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19576+1524 A 1663 AB 1907 2016 34 237 1.3 8.89 9.25 0.36
Show 19576+1524 A 1663 AC 1912 2001 4 104 54.6 8.89 12.00 3.11 <===
Show 19576+1524 WAL 122 AB,D 1944 2001 3 82 44.7 8.30 14.07 5.77
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.4
Precise sep
54.551
Constellation
Aquila
Tycho2
1616-00478-1
HD
189041
last precise pa
104.4
last precise sep
54.551
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19576+1524 A 1663 AC 1991 2 105 53.0 8.30 12.00 F5 195734.28+152421.5
19576+1524 A 1663 AC 1997 3 104 54.5 8.89 12.00 F5 195734.28+152421.5
19576+1524 A 1663 AC 2001 4 104 54.6 8.89 12.00 F5 195734.28+152421.5

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