20172+1304 J 1880

 
 
20h 17m 08.12s +13° 04' 32.0" P.A. 246.00 sep 13.6 mag 11.10,12.90
 
 
Coord 2000 20172+1304 Discov num J  1880 Comp Coord arcsec 2000 20 17 08.12 +13 04 32.0
Date first 1907 Date last 2015 Obs 12
Pa first 246 Pa last 245.7 P.A. Now (θ) 245.7°
Sep first 12.3 Sep last 13.581 Sep. Now (ρ) 13.581"
Mag pri 11.10 Mag sec 12.90 delta mag (ΔM) 1.8 Spectral class
Pri motion ra +008 Sec motion ra -005
Pri motion dec +006 Sec motion dec +002
Notes
rPM=1.36
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1081-00400-1 Gaia DR2 1803295727796798720 HD 357198