20032+3357 SEI 821

 
 
20h 03m 15.33s +33 56' 53.9" P.A. 93 sep 29.2 mag 11.49,12.09 Sp G0
 
 
Coord 2000
20032+3357
Discov num
SEI 821
Comp
Coord arcsec 2000
20 03 15.33 +33 56 53.9
Date first
1894
Date last
2015
Obs
12
Pa first
91
Pa last
93
P.A. Now (θ)
93°
Sep first
27.7
Sep last
29.2
Sep. Now (ρ)
29.2"
Mag pri
11.49
Mag sec
12.09
delta mag (ΔM)
0.6
Spectral class
G0 (yellow)
Pri motion ra
-014
Sec motion ra
-002
Pri motion dec
+008
Sec motion dec
-003
Notes
rPM=1.01
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
93.1
Precise sep
29.234
Constellation
Cygnus
Tycho2
2678-00720-1
Gaia DR2
29250323840
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20032+3357 SEI 821 1998 4 93 29.0 11.61 11.98 D 200315.33+335653.9
20032+3357 SEI 821 2008 5 93 29.1 11.61 11.98 D 200315.33+335653.9
20032+3357 SEI 821 2010 7 93 29.0 11.49 12.09 G0 200315.33+335653.9
20032+3357 SEI 821 2015 8 93 29.2 11.49 12.09 G0 200315.33+335653.9

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