20031+3350 SEI 819

 
 
20h 03m 06.91s +33 49' 22.2" P.A. 148 sep 22.1 mag 10.56,12.02 Sp F5
 
 
Coord 2000
20031+3350
Discov num
SEI 819
Comp
Coord arcsec 2000
20 03 06.91 +33 49 22.2
Date first
1893
Date last
2015
Obs
13
Pa first
156
Pa last
148
P.A. Now (θ)
148°
Sep first
22.4
Sep last
22.1
Sep. Now (ρ)
22.1"
Mag pri
10.56
Mag sec
12.02
delta mag (ΔM)
1.46
Spectral class
F5 (yellow-white)
Pri motion ra
-023
Sec motion ra
-002
Pri motion dec
-023
Sec motion dec
-008
Notes
rPM=0.793
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
148
Precise sep
22.095
Constellation
Cygnus
Tycho2
2678-01708-1
Gaia DR2
34771136896
HD
227333
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20031+3350 SEI 819 1998 5 149 22.1 10.56 11.90 D 200306.91+334922.2
20031+3350 SEI 819 2008 6 148 22.0 10.56 11.90 D 200306.91+334922.2
20031+3350 SEI 819 2010 8 148 22.2 10.56 12.02 F5 200306.91+334922.2
20031+3350 SEI 819 2015 9 148 22.1 10.56 12.02 F5 200306.91+334922.2

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