19393+3152 BKO  75DE

 
 
19h 39m 26.52s +31 52' 45.5" P.A. 251 sep 7.9 mag 11.20,13.50
 
 
Coord 2000
19393+3152
Discov num
BKO  75
Comp
DE
Coord arcsec 2000
19 39 26.52 +31 52 45.5
Date first
1998
Date last
2015
Obs
4
Pa first
252
Pa last
251
P.A. Now (θ)
251°
Sep first
7.9
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
11.20
Mag sec
13.50
delta mag (ΔM)
2.3
Spectral class
Pri motion ra
-003
Sec motion ra
-016
Pri motion dec
-004
Sec motion dec
-003
Notes
rPM=0.801
This double is not physical.
 
 
19393+3152 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19393+3152 SEI 654 AB 1893 2015 9 115 14.8 9.30 10.68 1.38
Show 19393+3152 BKO 75 AC 1998 2015 4 15 13.2 9.30 12.50 3.20
Show 19393+3152 BKO 75 AD 1998 2015 4 72 85.8 9.30 11.20 1.90
Show 19393+3152 BKO 75 DE 1998 2015 4 251 7.9 11.20 13.50 2.30 <===
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.1
Precise sep
7.882
Constellation
Cygnus
SAO
68636
Gaia DR2
70298267392
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19393+3152 BKO 75 DE 2002 2 252 7.9 11.20 13.50 D 193926.52+315245.5
19393+3152 BKO 75 DE 2010 4 258 7.7 11.20 13.50 193926.52+315245.5
19393+3152 BKO 75 DE 2015 4 251 7.9 11.20 13.50 193926.52+315245.5

If you need more information about this double, apply for a data request form to the WDS.