19537+4504 KOI2421AC

 
 
19h 53m 40.64s +45 04' 17.2" P.A. 133 sep 4.1 mag 14.36,17.80
 
 
Coord 2000
19537+4504
Discov num
KOI2421
Comp
AC
Coord arcsec 2000
19 53 40.64 +45 04 17.2
Date first
2012
Date last
2015
Obs
3
Pa first
131
Pa last
133
P.A. Now (θ)
133°
Sep first
4.0
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
14.36
Mag sec
17.80
delta mag (ΔM)
3.44
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 2015 3 133 4.1 14.36 17.80 3.44 <===
Show 19537+4504 KOI2421 AD 2012 2015 2 47 8.0 14.36 20.70 6.34
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132.5
Precise sep
4.133
Constellation
Cygnus
Gaia DR2
62985002368
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19537+4504 KOI2421 AC 2013 1 131 4.0 14.36 17.80 R 195340.64+450417.2
19537+4504 KOI2421 AC 2015 3 133 4.1 14.36 17.80 N R 195340.64+450417.2

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