18454+4418 KOI1820

 
 
18h 45m 23.71s +44 17' 42.8" P.A. 180 sep 3.7 mag 11.80,17.20
 
 
Coord 2000
18454+4418
Discov num
KOI1820
Comp
Coord arcsec 2000
18 45 23.71 +44 17 42.8
Date first
2010
Date last
2015
Obs
3
Pa first
180
Pa last
180
P.A. Now (θ)
180°
Sep first
3.7
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
11.80
Mag sec
17.20
delta mag (ΔM)
5.4
Spectral class
Pri motion ra
-008
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180.3
Precise sep
3.707
Constellation
Lyra
Gaia DR2
88719059968
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18454+4418 KOI1820 2010 1 180 3.7 11.80 17.20 K 184523.71+441742.8
18454+4418 KOI1820 2015 2 180 3.7 11.80 17.20 K 184523.71+441742.8

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