WDS 20017-0012 : COMPONENTS
 
 
  A B
B pa=297.3°
sep=1.82"
 
C pa=0.1°
sep=27.42"
pa=3.6°
sep=26.64"
 
 
20017-0012 A
 
 
Name HD 189759 Coord arcsec 2000 200139.17-001156.5 Mag 7.67 Spectral class A0 (white)
PmRA 6.00 PmDE -4.0 SAO 144002 HIP 98600
Tycho2 5160-02304-1 HD 189759 GC 27757 BD BD-00 3899
Tycho2
Tycho2 5160-02304-1 Pflag P RAmdeg 300.41309370 DEmdeg -0.19897922
PmRA 6.3 PmDE -4.2 E RAmdeg 6 E DEmdeg 7
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.46 EpDEm 1991.15
Num 3 Q RAmdeg 0.5 Q DEmdeg 2.4 Q pmRA 0.5
Q pmDE 2.5 BTmag 7.716 E BTmag 0.017 VTmag 7.674
E VTmag 0.013 Prox 19 TYC T HIP 98600
CCDM A RAdeg 300.41319333 DEdeg -0.19902778 EpRA 1990 1.63
EpDE 1990 1.40 E RAdeg 6.0 E DEdeg 7.0 Posflg D
Corr 0.0
SAO
SAO 144002 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 -0.001 Vmag 7 SpType A0
Double code Source 70 CatNum 27757 DM BD-00 3899
DMcomp BDsup HD 189759 M HD 0
GC 27757 RA1950rad 5.23199922 DE1950rad -0.00591074 PmRA2000 0.0017
PmDE2000 -0.003
Hipparcos
Catalog H HIP 98600 Proxy H RAhms 20 01 39.17
DEdms -00 11 56.5 Vmag 7.22 VarFlag R Vmag G
RAdeg 300.413 DEdeg -0.199027 AstroRef A Plx 4.97
CCDM 20017-0012 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 298 Rho 1.879 HD 189759 BD BD-00 3899
CD CP Dm number -00 3899 VIred 0.19
SpType A0 R SpType Coord arcsec 2000 200139.17-001156.5
Hipparcos 2
HIP 98600 Sn 15 So 3 Nc 2
RArad 5.2431992715 DErad -0.0034736598 Plx 6.03 PmRA 3.19
PmDE -0.11 E RArad 1.03 E DErad 0.84 E Plx 1.33
E pmRA 1.65 E pmDE 1.11 Hpmag 7.2358 E Hpmag 0.0015
SHp 0.009 VA 0 BV 0.172 E BV 0.015
VI 0.19
CCDM
Ccdm 20017-0012 RComp Comp A Note1
Note2 Discov num DRAs -2.85 DDEs 3.9
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.5 Sp A0 PmNote *
PmRA 12 PmDE 5 Dm number -00 3899 Cat1 BD
Name2 -00 2559 Cat2 AGK2/3 HD 189759 M HD
ADS BDS A13259 M ADS BDS N IDS IDS 19565S0029A
HIC 98600
 
 
20017-0012 B
 
 
Coord arcsec 2000 200139.06+001157.3 Mag 8.39 PmRA 6.00 PmDE -4.0
Calc delta mag 0.72 Calc coord yes
CCDM
Ccdm 20017-0012 RComp Comp B Note1
Note2 Discov num H 93 DRAs DDEs
R dRAs Year 1876 Theta 295 Rho 2.0
Obs 20 Vmag 8.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13259 M ADS BDS N N IDS IDS 19565S0029B
HIC 98600
 
 
20017-0012 C
 
 
Coord arcsec 2000 200139.17+001223.9 Mag 13.2 PmRA 1.00 PmDE 6.0
Calc delta mag 5.53 Calc coord yes
CCDM
Ccdm 20017-0012 RComp Comp C Note1
Note2 Discov num H 93 DRAs DDEs
R dRAs Year 1906 Theta 005 Rho 28.0
Obs 1 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13259 M ADS BDS N IDS IDS 19565S0029C
HIC