19576+1524 A  1663AB

 
 
19h 57m 34.28s +15 24' 21.5" P.A. 237 sep 1.3 mag 8.89,9.25 Sp F5
 
 
Coord 2000
19576+1524
Discov num
A  1663
Comp
AB
Coord arcsec 2000
19 57 34.28 +15 24 21.5
Date first
1907
Date last
2016
Obs
34
Pa first
226
Pa last
237
P.A. Now (θ)
237°
Sep first
1.0
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
8.89
Mag sec
9.25
delta mag (ΔM)
0.36
Spectral class
F5 (yellow-white)
Pri motion ra
+007
Sec motion ra
+007
Pri motion dec
+000
Sec motion dec
+000
Notes
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
237
Precise sep
1.27
Cdsa2 id
A 1663 AB
Constellation
Aquila
Tycho2
1616-00478-1
HD
189041
Ra deg
19.959522222222223
De deg
15.405972222222223
last precise pa
237
last precise sep
1.27
 
 
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 AB 2005 42 237 1.3 8.89 9.25 F5 195734.28+152421.5
19576+1524 A 1663 AB 2007 43 237 1.3 8.89 9.25 F5 195734.28+152421.5
19576+1524 A 1663 AB 2009 44 236 1.3 8.89 9.25 F5 195734.28+152421.5
19576+1524 A 1663 AB 2012 32 236 1.3 8.89 9.25 F5 195734.28+152421.5
19576+1524 A 1663 AB 2016 33 237 1.3 8.89 9.25 F5 195734.28+152421.5

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