20047+6353 STF 2640 AB (HD 191174)

 
 
20h 04m 44.51s +63 53' 24.4" P.A. 14.00 sep 5.7 mag 6.29,9.54 Sp A2II-III dist. 79.18 pc (258.29 l.y.)
 
 
Coord 2000 20047+6353 Discov num STF2640 Comp AB Coord arcsec 2000 20 04 44.51 +63 53 24.4
Date first 1832 Date last 2019 Obs 78
Pa first 27 Pa last 13.6 P.A. Now (θ) 13.6°
Sep first 4.9 Sep last 5.728 Sep. Now (ρ) 5.728"
Mag pri 6.29 Mag sec 9.54 delta mag (ΔM) 3.25 Spectral class A2II-III (white)
Pri motion ra +003 Sec motion ra +003
Pri motion dec +038 Sec motion dec +038
Notes
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
 
 
Name HD 191174 Constellation Draco SAO 18692 HIP 98872
Tycho2 4240-01067-1 Gaia DR2 2244320802453812992 HD 191174 HR 7695
GC 27894 ADS 13371 BD BD+63 1593 Distance 79.18
Distance ly 258.29