19471+3441 GRV 277

 
 
19h 47m 09.73s +34 41' 06.1" P.A. 21 sep 22.8 mag 11.96,14.18
 
 
Coord 2000
19471+3441
Discov num
GRV 277
Comp
Coord arcsec 2000
19 47 09.73 +34 41 06.1
Date first
1998
Date last
2010
Obs
4
Pa first
23
Pa last
21
P.A. Now (θ)
21°
Sep first
23.0
Sep last
22.8
Sep. Now (ρ)
22.8"
Mag pri
11.96
Mag sec
14.18
delta mag (ΔM)
2.22
Spectral class
Pri motion ra
+015
Sec motion ra
+055
Pri motion dec
-021
Sec motion dec
+021
Notes
rPM=0.985
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.6
Precise sep
22.79
Constellation
Cygnus
last precise pa
20.6
last precise sep
22.79
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19471+3441 GRV 277 2000 2 23 23.0 11.70 13.90 D 194709.73+344106.1
19471+3441 GRV 277 2002 3 23 23.0 11.70 13.90 D 194709.73+344106.1
19471+3441 GRV 277 2010 4 21 22.8 11.96 14.18 194709.73+344106.1

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