20012+4444 KOI4458AD

 
 
20h 01m 10.10s +44 43' 51.7" P.A. 9 sep 4 mag 12.50,18.40
 
 
Coord 2000
20012+4444
Discov num
KOI4458
Comp
AD
Coord arcsec 2000
20 01 10.10 +44 43 51.7
Date first
2015
Date last
2015
Obs
2
Pa first
8
Pa last
9
P.A. Now (θ)
Sep first
4.0
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
12.50
Mag sec
18.40
delta mag (ΔM)
5.9
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
20012+4444 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20012+4444 KOI4458 AB 2015 2015 3 61 1.5 12.50 15.70 3.20
Show 20012+4444 KOI4458 AC 2015 2015 2 264 2.0 12.50 18.60 6.10
Show 20012+4444 KOI4458 AD 2015 2015 2 9 4.0 12.50 18.40 5.90 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.7
Precise sep
3.976
Constellation
Cygnus
last precise pa
8.7
last precise sep
3.976
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20012+4444 KOI4458 AD 2015 2 9 4.0 12.50 18.40 K 200110.10+444351.7

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