18139-7419 HDS 2575 (HD 165457)

 
 
18h 13m 56.81s -74° 18' 37.4" P.A. 101.00 sep 2.4 mag 8.33,12.50 Sp A0V dist. 591.72 pc (1930.19 l.y.)
 
 
Coord 2000 18139-7419 Discov num HDS2575 Comp Coord arcsec 2000 18 13 56.81 -74 18 37.4
Date first 1991 Date last 2016 Obs 4
Pa first 100 Pa last 100.6 P.A. Now (θ) 100.6°
Sep first 2.4 Sep last 2.358 Sep. Now (ρ) 2.358"
Mag pri 8.33 Mag sec 12.50 delta mag (ΔM) 4.17 Spectral class A0V (white)
Pri motion ra +009 Sec motion ra +010
Pri motion dec +004 Sec motion dec +004
Notes
rPM=0.093 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 165457 Constellation Apus HIP 89351 Tycho2 9302-01518-1
Gaia DR2 6417745506138420736 HD 165457 CP CP-74 1671 Distance 591.72
Distance ly 1930.19