20158+1536 BKO 551

 
 
20h 15m 50.02s +15 36' 20.0" P.A. 62 sep 4.9 mag 14.00,14.00
 
 
Coord 2000
20158+1536
Discov num
BKO 551
Comp
Coord arcsec 2000
20 15 50.02 +15 36 20.0
Date first
1998
Date last
2015
Obs
5
Pa first
63
Pa last
62
P.A. Now (θ)
62°
Sep first
4.9
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
14.00
Mag sec
14.00
delta mag (ΔM)
0
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
61.7
Precise sep
4.88
Constellation
Delphinus
Tycho2
1618-00202-1
Gaia DR2
24910817536
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20158+1536 BKO 551 2008 1 61 4.9 14.00 14.00 N 201550.02+153620.0
20158+1536 BKO 551 2010 4 64 4.8 14.00 14.00 N 201550.02+153620.0
20158+1536 BKO 551 2015 5 62 4.9 14.00 14.00 N 201550.02+153620.0

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