20080+3521 SEI 907

 
 
20h 08m 01.18s +35 21' 20.9" P.A. 204 sep 21.2 mag 11.41,11.60
 
 
Coord 2000
20080+3521
Discov num
SEI 907
Comp
Coord arcsec 2000
20 08 01.18 +35 21 20.9
Date first
1896
Date last
2015
Obs
15
Pa first
206
Pa last
204
P.A. Now (θ)
204°
Sep first
22.0
Sep last
21.2
Sep. Now (ρ)
21.2"
Mag pri
11.41
Mag sec
11.60
delta mag (ΔM)
0.19
Spectral class
Pri motion ra
+004
Sec motion ra
+007
Pri motion dec
+005
Sec motion dec
+003
Notes
rPM=0.473
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
203.8
Precise sep
21.16
Constellation
Cygnus
Tycho2
2679-01327-1
Gaia DR2
49495239808
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20080+3521 SEI 907 2002 8 204 21.3 11.41 11.60 D 200801.18+352120.9
20080+3521 SEI 907 2010 10 204 21.1 11.41 11.60 200801.18+352120.9
20080+3521 SEI 907 2015 11 204 21.2 11.41 11.60 200801.18+352120.9

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