20047+6353 STF 2640 AC

 
 
20h 04m 44.51s +63 53' 24.4" P.A. 81.00 sep 153.0 mag 6.29,11.42 Sp A2II-III dist. 79.18 pc (258.29 l.y.)
 
 
Coord 2000 20047+6353 Discov num STF2640 Comp AC Coord arcsec 2000 20 04 44.51 +63 53 24.4
Date first 1880 Date last 2003 Obs 9
Pa first 81 Pa last 80.8 P.A. Now (θ) 80.8°
Sep first 153.4 Sep last 153.025 Sep. Now (ρ) 153.025"
Mag pri 6.29 Mag sec 11.42 delta mag (ΔM) 5.13 Spectral class A2II-III (white)
Pri motion ra +003 Sec motion ra +000
Pri motion dec +038 Sec motion dec +015
Notes
rPM=0.608
Nature of this double is uncertain.
 
 
20047+6353 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 191174 18692 20 04 45 +63 53 24 STF 2640 AB 2019 78 14 5.7 6.29 9.54 3.25
Show 18692 20 04 45 +63 53 24 STF 2640 AC 2003 9 81 153.0 6.29 11.42 5.13 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 18692 HIP 98872 Tycho2 4240-01067-1
Gaia DR2 2244320802453812992 HD 191174 HR 7695 ADS 13371
BD BD+63 1593 Distance 79.18 Distance ly 258.29