19589+4402 KOI6987AD

 
 
19h 58m 51.37s +44 02' 13.8" P.A. 358 sep 3.9 mag 12.40,17.80
 
 
Coord 2000
19589+4402
Discov num
KOI6987
Comp
AD
Coord arcsec 2000
19 58 51.37 +44 02 13.8
Date first
2010
Date last
2010
Obs
1
Pa first
358
Pa last
358
P.A. Now (θ)
358°
Sep first
3.9
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
12.40
Mag sec
17.80
delta mag (ΔM)
5.4
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
19589+4402 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19589+4402 KOI6987 AB 2010 2010 1 59 2.9 12.40 15.50 3.10
Show 19589+4402 KOI6987 AC 2010 2010 1 316 3.0 12.40 18.70 6.30
Show 19589+4402 KOI6987 AD 2010 2010 1 358 3.9 12.40 17.80 5.40 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
357.7
Precise sep
3.862
Constellation
Cygnus
last precise pa
357.7
last precise sep
3.862
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19589+4402 KOI6987 AD 2010 1 358 3.9 12.40 17.80 K 195851.37+440213.8

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