20170+3627 SEI1063

 
 
20h 17m 01.05s +36 26' 23.1" P.A. 258 sep 16.3 mag 10.82,11.05 Sp A7
 
 
Coord 2000
20170+3627
Discov num
SEI1063
Comp
Coord arcsec 2000
20 17 01.05 +36 26 23.1
Date first
1896
Date last
2015
Obs
15
Pa first
262
Pa last
258
P.A. Now (θ)
258°
Sep first
16.8
Sep last
16.3
Sep. Now (ρ)
16.3"
Mag pri
10.82
Mag sec
11.05
delta mag (ΔM)
0.23
Spectral class
A7 (white)
Pri motion ra
+003
Sec motion ra
+006
Pri motion dec
-009
Sec motion dec
-015
Notes
rPM=0.415
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
258.2
Precise sep
16.259
Constellation
Cygnus
Tycho2
2684-01540-1
Gaia DR2
98311856768
HD
228726
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20170+3627 SEI1063 1998 7 259 16.2 10.82 11.05 D 201701.05+362623.1
20170+3627 SEI1063 2011 8 258 16.3 10.82 11.05 D 201701.05+362623.1
20170+3627 SEI1063 2015 11 258 16.3 10.82 11.05 A7 201701.05+362623.1

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