20190+1530 BKO 563

 
 
20h 19m 02.57s +15 29' 34.4" P.A. 147 sep 9.2 mag 11.69,14.07
 
 
Coord 2000
20190+1530
Discov num
BKO 563
Comp
Coord arcsec 2000
20 19 02.57 +15 29 34.4
Date first
1998
Date last
2015
Obs
8
Pa first
147
Pa last
147
P.A. Now (θ)
147°
Sep first
9.4
Sep last
9.2
Sep. Now (ρ)
9.2"
Mag pri
11.69
Mag sec
14.07
delta mag (ΔM)
2.38
Spectral class
Pri motion ra
-006
Sec motion ra
+007
Pri motion dec
-006
Sec motion dec
-016
Notes
N (See Notes)
rPM=0.939
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.6
Precise sep
9.223
Constellation
Delphinus
Tycho2
1631-00641-1
Gaia DR2
88381524224
HD
355386
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20190+1530 BKO 563 2008 1 149 9.4 11.69 14.07 N 201902.57+152934.4
20190+1530 BKO 563 2015 4 148 9.0 11.69 14.07 N 201902.57+152934.4

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