20054+4440 KOI2181AD

 
 
20h 05m 22.28s +44 40' 19.9" P.A. 184 sep 7.6 mag 12.40,18.10
 
 
Coord 2000
20054+4440
Discov num
KOI2181
Comp
AD
Coord arcsec 2000
20 05 22.28 +44 40 19.9
Date first
2013
Date last
2013
Obs
1
Pa first
184
Pa last
184
P.A. Now (θ)
184°
Sep first
7.6
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
12.40
Mag sec
18.10
delta mag (ΔM)
5.7
Spectral class
Pri motion ra
-003
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
20054+4440 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20054+4440 KOI2181 AB 2013 2013 1 71 3.5 12.40 18.80 6.40
Show 20054+4440 KOI2181 AC 2010 2013 2 28 3.8 12.40 18.30 5.90
Show 20054+4440 KOI2181 AD 2013 2013 1 184 7.6 12.40 18.10 5.70 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
184.4
Precise sep
7.557
Cdsa2 id
KOI 2181 AD
Constellation
Cygnus
Ra deg
20.08952222222222
De deg
44.67219444444444
last precise pa
184.4
last precise sep
7.557
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20054+4440 KOI2181 AD 2013 1 184 7.6 12.40 18.10 K 200522.28+444019.9

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