19404+3118 COU1164

 
 
19h 40m 26.02s +31 17' 42.7" P.A. 330 sep 0.4 mag 9.00,10.00 Sp F8V
 
 
Coord 2000
19404+3118
Discov num
COU1164
Comp
Coord arcsec 2000
19 40 26.02 +31 17 42.7
Date first
1974
Date last
2009
Obs
5
Pa first
326
Pa last
330
P.A. Now (θ)
330°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.00
Mag sec
10.00
delta mag (ΔM)
1
Spectral class
F8V (yellow-white)
Pri motion ra
+023
Sec motion ra
-003
Pri motion dec
+002
Sec motion dec
-010
Notes
rPM=1.24
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329.5
Precise sep
0.36
Constellation
Cygnus
SAO
68672
Tycho2
2656-04629-1
HD
331100
last precise pa
329.5
last precise sep
0.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19404+3118 COU1164 1996 3 331 0.4 9.00 10.00 F8V 194026.02+311742.7
19404+3118 COU1164 2007 4 326 0.4 9.00 10.00 F8V 194026.02+311742.7
19404+3118 COU1164 2009 5 330 0.4 9.00 10.00 F8V 194026.02+311742.7

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