19306+3555 SEI 611

 
 
19h 30m 35.79s +35 54' 59.6" P.A. 125 sep 19.8 mag 9.77,11.75 Sp A2
 
 
Coord 2000
19306+3555
Discov num
SEI 611
Comp
Coord arcsec 2000
19 30 35.79 +35 54 59.6
Date first
1895
Date last
2013
Obs
6
Pa first
127
Pa last
125
P.A. Now (θ)
125°
Sep first
20.2
Sep last
19.8
Sep. Now (ρ)
19.8"
Mag pri
9.77
Mag sec
11.75
delta mag (ΔM)
1.98
Spectral class
A2 (white)
Pri motion ra
-004
Sec motion ra
-006
Pri motion dec
-011
Sec motion dec
-005
Notes
rPM=0.54
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
125.3
Precise sep
19.78
Constellation
Cygnus
last precise pa
125.3
last precise sep
19.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19306+3555 SEI 611 1997 3 125 19.6 9.77 11.80 A2 D 193035.79+355459.6
19306+3555 SEI 611 2002 4 125 19.6 9.77 11.80 A2 D 193035.79+355459.6
19306+3555 SEI 611 2013 5 125 19.8 9.77 11.75 A2 193035.79+355459.6

If you need more information about this double, apply for a data request form to the WDS.