18156+3842 ALI 871

 
 
18h 15m 37.62s +38° 42' 19.4" P.A. 181.00 sep 12.9 mag 10.92,11.97
 
 
Coord 2000 18156+3842 Discov num ALI 871 Comp Coord arcsec 2000 18 15 37.62 +38 42 19.4
Date first 1930 Date last 2017 Obs 13
Pa first 178 Pa last 181.2 P.A. Now (θ) 181.2°
Sep first 14.4 Sep last 12.946 Sep. Now (ρ) 12.946"
Mag pri 10.92 Mag sec 11.97 delta mag (ΔM) 1.05 Spectral class
Pri motion ra +016 Sec motion ra +003
Pri motion dec +004 Sec motion dec +015
Notes
rPM=1.033
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 3103-01781-1 Gaia DR2 2109141963851431808