18353-2205 WNO 22 (V4400 Sgr)

18h 35m 20.47s -22° 05' 27.4" P.A. 269.00 sep 11.4 mag 8.09,11.63 Sp B2Vnne dist. 418.41 pc (1364.85 l.y.)

Coord 2000 18353-2205 Discov num WNO  22 Comp Coord arcsec 2000 18 35 20.47 -22 05 27.4
Date first 1921 Date last 2015 Obs 15
Pa first 268 Pa last 269.4 P.A. Now (θ) 269.4°
Sep first 9.8 Sep last 11.436 Sep. Now (ρ) 11.436"
Mag pri 8.09 Mag sec 11.63 delta mag (ΔM) 3.54 Spectral class B2Vnne (blue-white)
Pri motion ra +002 Sec motion ra +012
Pri motion dec -004 Sec motion dec -006
Notes




rPM=0.76

Nature of this double is uncertain.



OTHER CATALOGS AND DESIGNATIONS

Var name V4400 Sgr Constellation Sagittarius SAO 187010 HIP 91130
Tycho2 6279-00380-3 Gaia DR2 4079494769740363136 HD 171348 BD BD-22 4790
CD CD-2213117 Distance 418.41 Distance ly 1364.85