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 19393+3152 SEI 654 AB 1893 2012 8 115 14.8 9.30 10.68 1.38 <===
Show 19393+3152 BKO 75 AC 1998 2002 3 16 13.3 9.30 12.50 3.20
Show 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
Cdsa2 id
SEI 654 AB
Constellation
Cygnus
Ra deg
19.655572222222222
De deg
31.872083333333332
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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