19393+3152 BKO  75AC

 
 
19h 39m 20.06s +31 52' 19.5" P.A. 16 sep 13.3 mag 9.30,12.50 Sp G8III
 
 
Coord 2000
19393+3152
Discov num
BKO  75
Comp
AC
Coord arcsec 2000
19 39 20.06 +31 52 19.5
Date first
1998
Date last
2002
Obs
3
Pa first
16
Pa last
16
P.A. Now (θ)
16°
Sep first
13.4
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
9.30
Mag sec
12.50
delta mag (ΔM)
3.2
Spectral class
G8III (yellow)
Pri motion ra
+013
Sec motion ra
+008
Pri motion dec
-004
Sec motion dec
-001
Notes
rPM=0.429
Nature of this double is uncertain.
 
 
19393+3152 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68636 19393+3152 SEI 654 AB 1893 2012 8 115 14.8 9.30 10.68 1.38
Show 68636 19393+3152 BKO 75 AC 1998 2002 3 16 13.3 9.30 12.50 3.20 <===
Show 68636 19393+3152 BKO 75 AD 1998 2002 3 72 85.8 9.30 11.20 1.90
Show 19393+3152 BKO 75 DE 1998 2002 3 252 7.9 11.20 13.50 2.30
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
15.8
Precise sep
13.31
Constellation
Cygnus
SAO
68636
Tycho2
2656-01315-1
last precise pa
15.8
last precise sep
13.31
 
 
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 AC 2002 2 16 13.3 9.30 12.50 D 193920.06+315219.5

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