20241+3912 SEI1115

 
 
20h 24m 03.57s +39 12' 21.0" P.A. 180 sep 23.8 mag 10.78,11.44
 
 
Coord 2000
20241+3912
Discov num
SEI1115
Comp
Coord arcsec 2000
20 24 03.57 +39 12 21.0
Date first
1895
Date last
2010
Obs
10
Pa first
178
Pa last
180
P.A. Now (θ)
180°
Sep first
19.5
Sep last
23.8
Sep. Now (ρ)
23.8"
Mag pri
10.78
Mag sec
11.44
delta mag (ΔM)
0.66
Spectral class
Pri motion ra
+025
Sec motion ra
+008
Pri motion dec
+030
Sec motion dec
-008
Notes
L (Linear solution)
rPM=1.066
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180.3
Precise sep
23.82
Constellation
Cygnus
Tycho2
3152-01225-1
last precise pa
180.3
last precise sep
23.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20241+3912 SEI1115 2007 7 180 23.7 10.78 11.44 LD 202403.57+391221.0
20241+3912 SEI1115 2010 8 180 23.8 10.78 11.44 LD 202403.57+391221.0

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