19251+4044 KOI 1681 AB

 
 
19h 25m 08.40s +40° 43' 48.1" P.A. 141.00 sep 0.1 mag 13.30,13.40
 
 
Coord 2000 19251+4044 Discov num KOI1681 Comp AB Coord arcsec 2000 19 25 08.40 +40 43 48.1
Date first 2013 Date last 2015 Obs 3
Pa first 142 Pa last 141.3 P.A. Now (θ) 141.3°
Sep first 0.1 Sep last 0.146 Sep. Now (ρ) 0.146"
Mag pri 13.30 Mag sec 13.40 delta mag (ΔM) 0.1 Spectral class
Pri motion ra +006 Sec motion ra
Pri motion dec +000 Sec motion dec
Notes K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
19251+4044 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 25 08 +40 43 48 KOI 1681 AB 2015 3 141 0.1 13.30 13.40 0.10 <===
Show 19 25 08 +40 43 48 KOI 1681 AC 2013 1 197 4.1 12.60 17.70 5.10
Show 19 25 08 +40 43 48 KOI 1681 AD 2013 1 251 5.0 12.60 19.30 6.70
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Gaia DR2 2101508501301083520