19393+3152 SEI 654AB

 
 
19h 39m 20.06s +31 52' 19.5" P.A. 115 sep 14.8 mag 9.30,10.68 Sp G8III
 
 
Coord 2000
19393+3152
Discov num
SEI 654
Comp
AB
Coord arcsec 2000
19 39 20.06 +31 52 19.5
Date first
1893
Date last
2012
Obs
8
Pa first
117
Pa last
115
P.A. Now (θ)
115°
Sep first
15.7
Sep last
14.8
Sep. Now (ρ)
14.8"
Mag pri
9.30
Mag sec
10.68
delta mag (ΔM)
1.38
Spectral class
G8III (yellow)
Pri motion ra
+013
Sec motion ra
+004
Pri motion dec
-004
Sec motion dec
+002
Notes
rPM=0.795
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
115
Precise sep
14.81
Constellation
Cygnus
SAO
68636
Tycho2
2656-01315-1
last precise pa
115
last precise sep
14.81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19393+3152 SEI 654 AB 2002 6 115 14.9 9.30 10.68 G8III D 193920.07+315219.5
19393+3152 SEI 654 AB 2012 8 115 14.8 9.30 10.68 G8III D 193920.07+315219.5

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