19283+1243 COG   2

 
 
19h 28m 15.91s +12 43' 14.0" P.A. 242 sep 24.6 mag 9.52,10.57 Sp B8
 
 
Coord 2000
19283+1243
Discov num
COG   2
Comp
Coord arcsec 2000
19 28 15.91 +12 43 14.0
Date first
1904
Date last
2013
Obs
12
Pa first
244
Pa last
242
P.A. Now (θ)
242°
Sep first
23.2
Sep last
24.6
Sep. Now (ρ)
24.6"
Mag pri
9.52
Mag sec
10.57
delta mag (ΔM)
1.05
Spectral class
B8 (blue-white)
Pri motion ra
+007
Sec motion ra
+001
Pri motion dec
+000
Sec motion dec
-012
Notes
rPM=1.114
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.4
Precise sep
24.56
Constellation
Aquila
Tycho2
1063-00952-1
HD
231511
last precise pa
242.4
last precise sep
24.56
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19283+1243 COG 2 2004 8 242 24.7 9.52 10.57 B8 D 192815.91+124314.0
19283+1243 COG 2 2013 11 242 24.6 9.52 10.57 B8 192815.91+124314.0

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