19397-1713 GWP 2877

 
 
19h 39m 39.45s -17° 12' 44.1" P.A. 31.00 sep 138.4 mag 17.10,18.00
 
 
Coord 2000 19397-1713 Discov num GWP2877 Comp Coord arcsec 2000 19 39 39.45 -17 12 44.1
Date first 1985 Date last 2015 Obs 4
Pa first 32 Pa last 31.3 P.A. Now (θ) 31.3°
Sep first 138.0 Sep last 138.416 Sep. Now (ρ) 138.416"
Mag pri 17.10 Mag sec 18.00 delta mag (ΔM) 0.9 Spectral class
Pri motion ra -034 Sec motion ra -028
Pri motion dec -048 Sec motion dec -050
Notes V (Proper motion indicates physical)
rPM=0.108 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Gaia DR2 4180080498545292544