19537+4504 KOI2421AD

 
 
19H 53M 40.64S +45 04' 17.2" P.A. 46 SEP 7.8 MAG 14.36,20.70
 
 
Coord 2000
19537+4504
Discov num
KOI2421
Comp
AD
Coord arcsec 2000
19 53 40.64 +45 04 17.2
Date first
2012
Date last
2012
Obs
1
Pa first
46
Pa last
46
P.A. Now (θ)
46°
Sep first
7.8
Sep last
7.8
Sep. Now (ρ)
7.8"
Mag pri
14.36
Mag sec
20.70
delta mag (ΔM)
6.34
Spectral class
Pri motion ra
-015
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
N R (See Notes, Red magnitudes)
Nature of this double is uncertain.
 
 
19537+4504 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19537+4504 KOI2421 AB 2012 2013 2 290 1.2 14.36 15.10 0.74
Show 19537+4504 KOI2421 AC 2012 2013 2 132 4.1 14.36 17.80 3.44
Show 19537+4504 KOI2421 AD 2012 2012 1 46 7.8 14.36 20.70 6.34 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
45.6
last precise sep
7.772