19403+3831 SEI 658

 
 
19h 40m 19.62s +38 31' 01.5" P.A. 137 sep 14.8 mag 10.66,11.13
 
 
Coord 2000
19403+3831
Discov num
SEI 658
Comp
Coord arcsec 2000
19 40 19.62 +38 31 01.5
Date first
1896
Date last
2010
Obs
11
Pa first
146
Pa last
137
P.A. Now (θ)
137°
Sep first
15.2
Sep last
14.8
Sep. Now (ρ)
14.8"
Mag pri
10.66
Mag sec
11.13
delta mag (ΔM)
0.47
Spectral class
Pri motion ra
-008
Sec motion ra
-001
Pri motion dec
-012
Sec motion dec
+001
Notes
rPM=1.024
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
137.1
Precise sep
14.75
Cdsa2 id
SEI 658
Constellation
Cygnus
Tycho2
3136-01035-1
Ra deg
19.672116666666668
De deg
38.51708333333333
last precise pa
137.1
last precise sep
14.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19403+3831 SEI 658 1998 8 139 14.3 10.66 11.13 D 194019.62+383101.5
19403+3831 SEI 658 2008 9 138 14.2 10.66 11.13 D 194019.62+383101.5
19403+3831 SEI 658 2010 11 137 13.9 10.66 11.13 194019.62+383101.5

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