20040+3309 SEI 832

 
 
20h 03m 55.83s +33 08' 46.9" P.A. 219 sep 22.2 mag 9.97,11.22 Sp A0
 
 
Coord 2000
20040+3309
Discov num
SEI 832
Comp
Coord arcsec 2000
20 03 55.83 +33 08 46.9
Date first
1893
Date last
2015
Obs
15
Pa first
219
Pa last
219
P.A. Now (θ)
219°
Sep first
22.9
Sep last
22.2
Sep. Now (ρ)
22.2"
Mag pri
9.97
Mag sec
11.22
delta mag (ΔM)
1.25
Spectral class
A0 (white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-004
Sec motion dec
-002
Notes
rPM=0.485
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
218.7
Precise sep
22.173
Constellation
Cygnus
SAO
69330
Tycho2
2674-04432-1
Gaia DR2
30768916736
HD
227411
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20040+3309 SEI 832 1991 6 219 22.2 10.03 11.04 B 200355.83+330846.9
20040+3309 SEI 832 1998 7 219 22.3 10.03 11.04 B 200355.83+330846.9
20040+3309 SEI 832 2011 8 218 22.2 10.03 11.04 B 200355.83+330846.9
20040+3309 SEI 832 2015 11 219 22.2 9.97 11.22 A0 200355.83+330846.9

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