18445+4317 JKA 3 AC

18h 44m 27.95s +43° 16' 56.7" P.A. 273.00 sep 15.9 mag 15.30,12.50

Coord 2000 18445+4317 Discov num JKA   3 Comp AC Coord arcsec 2000 18 44 27.95 +43 16 56.7
Date first 1998 Date last 2015 Obs 4
Pa first 273 Pa last 272.7 P.A. Now (θ) 272.7°
Sep first 15.9 Sep last 15.878 Sep. Now (ρ) 15.878"
Mag pri 15.30 Mag sec 12.50 delta mag (ΔM) 2.8 Spectral class
Pri motion ra -023 Sec motion ra -027
Pri motion dec -024 Sec motion dec -025
Notes V R (Proper motion indicates physical, Red magnitudes)




rPM=0.112 (< 0.3, Physical double)

This double is physical.



18445+4317 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 44 28 +43 16 57 KOI 4419 AB 2015 2 116 4.0 12.30 17.90 5.60
Show 18 44 28 +43 16 57 JKA 3 AC 2015 4 273 15.9 15.30 12.50 2.80 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Lyra Gaia DR2 2116886477081207424