20073+3534 SEI 893CD

 
 
20h 07m 16.22s +35 34' 28.0" P.A. 119 sep 27.4 mag 9.47,12.07 Sp B9V
 
 
Coord 2000
20073+3534
Discov num
SEI 893
Comp
CD
Coord arcsec 2000
20 07 16.22 +35 34 28.0
Date first
1896
Date last
2015
Obs
10
Pa first
118
Pa last
119
P.A. Now (θ)
119°
Sep first
27.5
Sep last
27.4
Sep. Now (ρ)
27.4"
Mag pri
9.47
Mag sec
12.07
delta mag (ΔM)
2.6
Spectral class
B9V (blue-white)
Pri motion ra
+000
Sec motion ra
-004
Pri motion dec
-002
Sec motion dec
-007
Notes
rPM=0.794
Nature of this double is uncertain.
 
 
20073+3534 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20073+3534 COU2125 Aa,Ab 1982 1989 2 69 0.1 9.90 9.90 0.00
Show 20073+3534 ES 2248 AB 1926 1998 2 30 5.9 9.15 13.80 4.65
Show 20073+3534 ES 2248 AC 2000 2000 1 222 50.6 9.15 13.80 4.65
Show 20073+3534 SEI 893 CD 1896 2015 10 119 27.4 9.47 12.07 2.60 <===
Quintuple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
119.1
Precise sep
27.418
Constellation
Cygnus
SAO
69444
Tycho2
2679-00177-1
Gaia DR2
50919122816
HD
227758
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20073+3534 SEI 893 CD 1998 4 119 27.4 9.10 12.60 B9V D 200716.22+353428.0
20073+3534 SEI 893 CD 2002 5 119 27.4 9.10 12.60 B9V D 200716.22+353428.0
20073+3534 SEI 893 CD 2011 6 119 27.4 9.10 12.60 B9V D 200716.22+353428.0
20073+3534 SEI 893 CD 2015 7 119 27.4 9.47 12.07 B9V 200716.22+353428.0

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