18104+3221 HO 81 (HD 166682)

18h 10m 26.23s +32° 21' 10.1" P.A. 215.00 sep 3.3 mag 8.23,11.12 Sp A2 dist. 154.8 pc (504.96 l.y.)

Coord 2000 18104+3221 Discov num HO   81 Comp Coord arcsec 2000 18 10 26.23 +32 21 10.1
Date first 1883 Date last 2019 Obs 13
Pa first 211 Pa last 215.4 P.A. Now (θ) 215.4°
Sep first 2.5 Sep last 3.269 Sep. Now (ρ) 3.269"
Mag pri 8.23 Mag sec 11.12 delta mag (ΔM) 2.89 Spectral class A2 (white)
Pri motion ra +018 Sec motion ra +017
Pri motion dec +001 Sec motion dec -001
Notes




rPM=0.124 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Name HD 166682 Constellation Hercules SAO 66709 HIP 89041
Tycho2 2626-02090-1 Gaia DR2 4591403537887975296 HD 166682 ADS 11131
BD BD+32 3061 Distance 154.8 Distance ly 504.96