16189-5754 EVS 1 AC

 
 
16h 18m 51.83s -57° 53' 59.2" P.A. 209.00 sep 35.5 mag 6.64,9.98 Sp F9Ib+B7V dist. 862.07 pc (2812.07 l.y.)
 
 
Coord 2000 16189-5754 Discov num EVS   1 Comp AC Coord arcsec 2000 16 18 51.83 -57 53 59.2
Date first 1894 Date last 2015 Obs 7
Pa first 210 Pa last 208.9 P.A. Now (θ) 208.9°
Sep first 35.9 Sep last 35.52 Sep. Now (ρ) 35.52"
Mag pri 6.64 Mag sec 9.98 delta mag (ΔM) 3.34 Spectral class F9Ib+B7V (yellow-white/blue-white)
Pri motion ra -001 Sec motion ra -001
Pri motion dec -002 Sec motion dec -003
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.316
This double is physical.
 
 
16189-5754 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show S Nor 243586 16 18 52 -57 53 59 EVS 1 AB 2011 1 259 0.9 6.64 11.60 4.96
Show 243586 16 18 52 -57 53 59 EVS 1 AC 2015 7 209 35.5 6.64 9.98 3.34 <===
Show 243586 16 18 52 -57 53 59 EVS 1 AD 2015 2 45 8.5 6.64 18.10 11.46
Show 243586 16 18 52 -57 53 59 EVS 1 AE 2015 2 7 13.6 6.64 17.40 10.76
Show 243586 16 18 52 -57 53 59 EVS 1 AF 2015 2 289 14.7 6.64 14.00 7.36
Show 243586 16 18 52 -57 53 59 EVS 1 AG 2011 1 1 15.0 6.64 18.00 11.36
Show 243586 16 18 52 -57 53 59 EVS 1 AH 2015 2 172 20.0 6.64 16.50 9.86
Show 243586 16 18 52 -57 53 59 EVS 1 AI 2015 2 189 20.3 6.64 16.30 9.66
Show 243586 16 18 52 -57 53 59 KRV 44 AJ 2015 3 5 46.3 6.64 16.00 9.36
Show 243586 16 18 52 -57 53 59 KRV 44 AK 2015 3 23 43.7 6.64 17.10 10.46
11-fold system
11 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name S Nor Constellation Norma SAO 243586 HIP 79932
Tycho2 8719-00158-1 Gaia DR2 5835124087174043136 HD 146323 HR 6062
CD CD-57 6342 CP CP-57 7821 Distance 862.07 Distance ly 2812.07