WDS 17086-2650 : COMPONENTS
 
 
  A Ab
Ab pa=329.1°
sep=0.02"
 
B pa=207.7°
sep=7.42"
pa=207.6°
sep=7.43"
 
 
17086-2650 A
 
 
Name HD 154781 Coord arcsec 2000 170836.61-265012.3 Mag 8.69 Spectral class B9IV (blue-white)
PmRA -2.00 PmDE -6.0 SAO 185065 HIP 83878
Tycho2 6819-06951-1 HD 154781 CD CD-2611936 CP CP-26 5824
Tycho2
Tycho2 6819-06951-1 Pflag RAmdeg 257.15252570 DEmdeg -26.83674215
PmRA -1.7 PmDE -7.5 E RAmdeg 6 E DEmdeg 8
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.30 EpDEm 1990.53
Num 9 Q RAmdeg 0.8 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.9 BTmag 8.764 E BTmag 0.018 VTmag 8.688
E VTmag 0.014 Prox 76 TYC T HIP 83878
CCDM A RAdeg 257.15253028 DEdeg -26.83672389 EpRA 1990 1.75
EpDE 1990 1.38 E RAdeg 6.1 E DEdeg 8.1 Posflg
Corr 0.0
SAO
SAO 185065 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 -0.039 Vmag 8.8 SpType B8
Double code Source 25 CatNum 11838 DM CD-2611936
DMcomp BDsup HD 154781 M HD 0
GC RA1950rad 4.47458306 DE1950rad -0.46727747 PmRA2000 -0.0008
PmDE2000 -0.037
Hipparcos
Catalog H HIP 83878 Proxy H RAhms 17 08 36.61
DEdms -26 50 12.2 Vmag 8.62 VarFlag R Vmag H
RAdeg 257.153 DEdeg -26.8367 AstroRef A Plx 3.87
CCDM 17086-2650 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 210 Rho 7.579 HD 154781 BD
CD CD-2611936 CP CP-26 5824 Dm number -2611936 VIred 0.04
SpType B9IV R SpType Coord arcsec 2000 170836.61-265012.2
Hipparcos 2
HIP 83878 Sn 15 So 3 Nc 2
RArad 4.488158178 DErad -0.4683892163 Plx 3.47 PmRA 1.52
PmDE -9.3 E RArad 1.26 E DErad 0.7 E Plx 1.36
E pmRA 1.43 E pmDE 0.77 Hpmag 8.6337 E Hpmag 0.0011
SHp 0.014 VA 0 BV 0.181 E BV 0.128
VI 0.04
CCDM
Ccdm 17086-2650 RComp Comp A Note1
Note2 Discov num DRAs 0.56 DDEs -12.9
R dRAs 41 Year Theta Rho
Obs 2 Vmag 8.3 Sp B8 PmNote *
PmRA -9 PmDE -39 Dm number -2611936 Cat1 CD
Name2 185065 Cat2 SAO HD 154781 M HD
ADS BDS A10354 M ADS BDS N IDS IDS 17024S2642A
HIC 83878
 
 
17086-2650 Ab
 
 
Coord arcsec 2000 170836.61-265012.3 Mag 9.9 Calc delta mag 0.8 Calc coord yes
 
 
17086-2650 B
 
 
Coord arcsec 2000 170836.35-265018.9 Mag 11.82 PmRA -1.00 PmDE -11.0
Calc delta mag 2.72 Calc coord yes
CCDM
Ccdm 17086-2650 RComp Comp B Note1
Note2 Discov num SEE 319 DRAs 0.30 DDEs -19.1
R dRAs 41 Year 1897 Theta 210 Rho 7.4
Obs 2 Vmag 12.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10354 M ADS BDS N IDS IDS 17024S2642B
HIC 83878