19457+3605 STF2578AF

 
 
19h 45m 39.65s +36 05' 27.6" P.A. 251 sep 144.5 mag 6.37,9.22 Sp B9.5V
 
 
Coord 2000
19457+3605
Discov num
STF2578
Comp
AF
Coord arcsec 2000
19 45 39.65 +36 05 27.6
Date first
1823
Date last
2013
Obs
23
Pa first
252
Pa last
251
P.A. Now (θ)
251°
Sep first
139.8
Sep last
144.5
Sep. Now (ρ)
144.5"
Mag pri
6.37
Mag sec
9.22
delta mag (ΔM)
2.85
Spectral class
B9.5V (blue-white)
Pri motion ra
+002
Sec motion ra
-006
Pri motion dec
+007
Sec motion dec
-005
Notes
N (See Notes)
rPM=1.847
This double is not physical.
 
 
19457+3605 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68805 19457+3605 STF2578 AB 1823 2017 88 125 14.9 6.37 7.04 0.67
Show 68805 19457+3605 STF2578 AC 1894 2006 9 356 44.3 6.37 12.49 6.12
Show 19457+3605 STF2578 AD 1900 2006 7 70 95.0 6.37 12.39 6.02
Show 68805 19457+3605 STF2578 AF 1823 2013 23 251 144.5 6.37 9.22 2.85 <===
Show 19457+3605 STF2578 BE 1908 2002 3 74 11.4 7.04 14.00 6.96
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.3
Precise sep
144.5
Constellation
Cygnus
SAO
68805
Tycho2
2668-00996-1
HD
186901
HR
7529
DM
BD+35 3786
last precise pa
251.3
last precise sep
144.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19457+3605 STF2578 AF 2007 20 251 143.8 6.37 9.22 B9.5V N D 194539.65+360527.6
19457+3605 STF2578 AF 2013 23 251 144.5 6.37 9.22 B9.5V N 194539.65+360527.6

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