19471+1509 HJ 1436

 
 
19h 47m 05.39s +15 09' 27.5" P.A. 306 sep 8.4 mag 9.67,10.70 Sp A2
 
 
Coord 2000
19471+1509
Discov num
HJ 1436
Comp
Coord arcsec 2000
19 47 05.39 +15 09 27.5
Date first
1828
Date last
2016
Obs
9
Pa first
304
Pa last
306
P.A. Now (θ)
306°
Sep first
6.0
Sep last
8.4
Sep. Now (ρ)
8.4"
Mag pri
9.67
Mag sec
10.70
delta mag (ΔM)
1.03
Spectral class
A2 (white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-008
Sec motion dec
-012
Notes
rPM=0.332
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.5
Precise sep
8.43
Constellation
Aquila
last precise pa
305.5
last precise sep
8.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19471+1509 HJ 1436 1997 5 305 8.4 9.67 10.70 A2 D 194705.39+150927.5
19471+1509 HJ 1436 2011 7 306 8.0 9.67 10.70 A2 D 194705.39+150927.5
19471+1509 HJ 1436 2016 9 306 8.4 9.67 10.70 A2 194705.39+150927.5

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