20235+3918 SEI1111

 
 
20h 23m 31.17s +39 18' 00.5" P.A. 10 sep 25.3 mag 10.81,11.15 Sp F0
 
 
Coord 2000
20235+3918
Discov num
SEI1111
Comp
Coord arcsec 2000
20 23 31.17 +39 18 00.5
Date first
1892
Date last
2015
Obs
19
Pa first
9
Pa last
10
P.A. Now (θ)
10°
Sep first
24.7
Sep last
25.3
Sep. Now (ρ)
25.3"
Mag pri
10.81
Mag sec
11.15
delta mag (ΔM)
0.34
Spectral class
F0 (yellow-white)
Pri motion ra
-007
Sec motion ra
+001
Pri motion dec
-012
Sec motion dec
-008
Notes
rPM=0.644
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
10
Precise sep
25.296
Constellation
Cygnus
Tycho2
3152-00829-1
Gaia DR2
97173854208
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20235+3918 SEI1111 1998 10 10 25.2 10.81 11.15 D 202331.17+391800.5
20235+3918 SEI1111 2010 11 10 25.3 10.81 11.15 D 202331.17+391800.5
20235+3918 SEI1111 2015 15 10 25.3 10.81 11.15 F0 202331.17+391800.5

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