19530+3146 GRV 291

 
 
19h 53m 03.30s +31 46' 00.9" P.A. 6 sep 8.4 mag 11.70,12.90
 
 
Coord 2000
19530+3146
Discov num
GRV 291
Comp
Coord arcsec 2000
19 53 03.30 +31 46 00.9
Date first
1902
Date last
2002
Obs
4
Pa first
5
Pa last
6
P.A. Now (θ)
Sep first
8.8
Sep last
8.4
Sep. Now (ρ)
8.4"
Mag pri
11.70
Mag sec
12.90
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
+012
Sec motion ra
+007
Pri motion dec
-010
Sec motion dec
-015
Notes
rPM=0.427
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
6
Precise sep
8.424
Constellation
Cygnus
last precise pa
6
last precise sep
8.424
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19530+3146 GRV 291 2000 4 6 8.4 11.70 12.90 D 195303.30+314600.9
19530+3146 GRV 291 2002 5 6 8.4 11.70 12.90 D 195303.30+314600.9

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