19347+2854 COU1031AB

 
 
19h 34m 40.33s +28 54' 26.6" P.A. 243 sep 2 mag 8.94,12.19 Sp K0V
 
 
Coord 2000
19347+2854
Discov num
COU1031
Comp
AB
Coord arcsec 2000
19 34 40.33 +28 54 26.6
Date first
1973
Date last
1998
Obs
5
Pa first
240
Pa last
243
P.A. Now (θ)
243°
Sep first
1.8
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
8.94
Mag sec
12.19
delta mag (ΔM)
3.25
Spectral class
K0V (yellow-orange)
Pri motion ra
+044
Sec motion ra
+043
Pri motion dec
-048
Sec motion dec
-056
Notes
rPM=0.114 (< 0.3, Physical double)
This double is physical.
 
 
19347+2854 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19347+2854 GII 33 Aa,Ab 2010 2010 1 203 0.3 8.90 10.70 1.80
Show 19347+2854 COU1031 AB 1973 1998 5 243 2.0 8.94 12.19 3.25 <===
Show 19347+2854 GII 33 AC 2010 2010 1 63 5.0 8.90 14.50 5.60
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.6
Precise sep
1.98
Constellation
Cygnus
last precise pa
242.6
last precise sep
1.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19347+2854 COU1031 AB 1998 5 243 2.0 8.94 12.19 K0V 193440.33+285426.6

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