17420+3746 TDS 878

 
 
17h 42m 01.26s +37° 46' 05.3" P.A. 253.00 sep 1.5 mag 11.21,11.30
 
 
Coord 2000 17420+3746 Discov num TDS 878 Comp Coord arcsec 2000 17 42 01.26 +37 46 05.3
Date first 1991 Date last 2016 Obs 4
Pa first 250 Pa last 252.9 P.A. Now (θ) 252.9°
Sep first 1.5 Sep last 1.525 Sep. Now (ρ) 1.525"
Mag pri 11.21 Mag sec 11.30 delta mag (ΔM) 0.09 Spectral class
Pri motion ra -021 Sec motion ra -021
Pri motion dec -006 Sec motion dec -006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 3088-01558-1 Gaia DR2 1342710135119744128