19321+2816 STF2539AC

 
 
19h 32m 05.91s +28 16' 00.3" P.A. 2 sep 5.4 mag 7.67,9.78 Sp A0
 
 
Coord 2000
19321+2816
Discov num
STF2539
Comp
AC
Coord arcsec 2000
19 32 05.91 +28 16 00.3
Date first
1783
Date last
2012
Obs
35
Pa first
2
Pa last
2
P.A. Now (θ)
Sep first
4.5
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
7.67
Mag sec
9.78
delta mag (ΔM)
2.11
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
+003
Pri motion dec
-019
Sec motion dec
-004
Notes
N (See Notes)
rPM=0.787
Nature of this double is uncertain.
 
 
19321+2816 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19321+2816 BU 652 AB 1878 2012 10 305 5.4 7.67 13.30 5.63
Show 19321+2816 STF2539 AC 1783 2012 35 2 5.4 7.67 9.78 2.11 <===
Show 19321+2816 FOX 242 AD 1874 2012 10 242 56.9 7.67 12.02 4.35
Show 19321+2816 STF2539 BC 1879 2002 7 64 5.2 13.30 9.78 3.52
Show 19321+2816 FOX 242 DE 1913 2002 4 230 6.6 11.30 13.30 2.00
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2.1
Precise sep
5.37
Constellation
Cygnus
Tycho2
2150-00120-1
HD
184172
last precise pa
2.1
last precise sep
5.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19321+2816 STF2539 AC 2002 33 2 5.3 7.67 9.78 A0 D 193205.91+281600.5
19321+2816 STF2539 AC 2012 35 2 5.4 7.67 9.78 A0 N D 193205.91+281600.5

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