18019-2247 BU 283 AB (NSV9996)

 
 
18h 01m 54.38s -22° 46' 49.0" P.A. 238.00 sep 8.3 mag 5.77,12.80 Sp B0Iab/Ib dist. 7142.86 pc (23300.01 l.y.)
 
 
Coord 2000 18019-2247 Discov num BU  283 Comp AB Coord arcsec 2000 18 01 54.38 -22 46 49.0
Date first 1874 Date last 1998 Obs 8
Pa first 230 Pa last 238 P.A. Now (θ) 238°
Sep first 8.0 Sep last 8.3 Sep. Now (ρ) 8.3"
Mag pri 5.77 Mag sec 12.80 delta mag (ΔM) 7.03 Spectral class B0Iab/Ib (blue-white)
Pri motion ra +001 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18019-2247 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show NSV9996 186135 18 01 54 -22 46 49 BU 283 AB 1998 8 238 8.3 5.77 12.80 7.03 <===
Show 186135 18 01 54 -22 46 49 BU 283 AC 1999 3 33 13.6 5.77 14.00 8.23
Show 186135 18 01 54 -22 46 49 FOX 9030 AD 1999 3 265 24.5 5.77 14.00 8.23
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV9996 Constellation Sagittarius SAO 186135 HIP 88298
Tycho2 6842-00111-1 Gaia DR2 4069469560083491712 HD 164402 HR 6716
GC 24526 ADS 10983 BD BD-22 4503 CD CD-2212441
CP CP-22 6547 Distance 7142.86 Distance ly 23300.01