20117+3600 SEI 978

 
 
20h 11m 43.25s +36 00' 13.5" P.A. 151 sep 7.6 mag 11.00,11.00
 
 
Coord 2000
20117+3600
Discov num
SEI 978
Comp
Coord arcsec 2000
20 11 43.25 +36 00 13.5
Date first
1896
Date last
2015
Obs
9
Pa first
149
Pa last
151
P.A. Now (θ)
151°
Sep first
7.7
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
11.00
Mag sec
11.00
delta mag (ΔM)
0
Spectral class
Pri motion ra
-004
Sec motion ra
-003
Pri motion dec
-006
Sec motion dec
-009
Notes
rPM=0.333
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
151.2
Precise sep
7.61
Constellation
Cygnus
Gaia DR2
09404222848
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20117+3600 SEI 978 2006 4 151 8.1 11.00 11.00 D 201143.25+360013.5
20117+3600 SEI 978 2010 6 155 7.5 11.00 11.00 201143.25+360013.5
20117+3600 SEI 978 2015 9 151 7.6 11.00 11.00 201143.25+360013.5

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