19504+3412 SEI 694

 
 
19h 50m 23.21s +34 12' 04.6" P.A. 177 sep 23.8 mag 11.20,12.19
 
 
Coord 2000
19504+3412
Discov num
SEI 694
Comp
Coord arcsec 2000
19 50 23.21 +34 12 04.6
Date first
1894
Date last
2010
Obs
7
Pa first
181
Pa last
177
P.A. Now (θ)
177°
Sep first
26.6
Sep last
23.8
Sep. Now (ρ)
23.8"
Mag pri
11.20
Mag sec
12.19
delta mag (ΔM)
0.99
Spectral class
Pri motion ra
-016
Sec motion ra
-001
Pri motion dec
-024
Sec motion dec
-003
Notes
rPM=0.895
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
176.6
Precise sep
23.83
Constellation
Cygnus
Tycho2
2677-00062-1
last precise pa
176.6
last precise sep
23.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19504+3412 SEI 694 1998 5 176 24.6 11.20 12.20 D 195023.21+341204.6
19504+3412 SEI 694 2002 6 176 24.5 11.20 12.20 D 195023.21+341204.6
19504+3412 SEI 694 2010 7 177 23.8 11.20 12.19 195023.21+341204.6

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