WDS 20578-7217 : COMPONENTS
 
 
  A
B pa=9.0°
sep=2.89"
 
 
20578-7217 A
 
 
Componente originario normalizzato AB Name HD 198780 Coord arcsec 2000 205747.03-721717.6 Mag 9.48
Spectral class G3V (yellow) PmRA 5.00 PmDE -2.0 HIP 103470
Tycho2 9329-00863-1 HD 198780 CP CP-72 2571
Tycho2
Tycho2 9329-00863-1 Pflag RAmdeg 314.44596276 DEmdeg -72.28820902
PmRA 14.0 PmDE 11.3 E RAmdeg 11 E DEmdeg 11
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.34 EpDEm 1990.30
Num 9 Q RAmdeg 0.8 Q DEmdeg 2.1 Q pmRA 0.9
Q pmDE 2.1 BTmag 10.227 E BTmag 0.023 VTmag 9.480
E VTmag 0.017 Prox 33 TYC T HIP 103470
CCDM A RAdeg 314.44585361 DEdeg -72.28823667 EpRA 1990 1.57
EpDE 1990 1.63 E RAdeg 11.3 E DEdeg 11.0 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 103470 Proxy H RAhms 20 57 47.00
DEdms -72 17 17.7 Vmag 9.27 VarFlag R Vmag H
RAdeg 314.446 DEdeg -72.2882 AstroRef A Plx 12.52
CCDM 20578-7217 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 27 Rho 3.313 HD 198780 BD
CD CP CP-72 2571 Dm number -72 2571 VIred 0.69
SpType G3V R SpType Coord arcsec 2000 205747.00-721717.7
Hipparcos 2
HIP 103470 Sn 15 So 3 Nc 2
RArad 5.4881154122 DErad -1.261667756 Plx 11.89 PmRA 18.93
PmDE 17.51 E RArad 0.97 E DErad 0.99 E Plx 1.41
E pmRA 1.13 E pmDE 1.11 Hpmag 9.4015 E Hpmag 0.0029
SHp 0.028 VA 0 BV 0.5 E BV 0.495
VI 0.69
CCDM
Ccdm 20578-7217 RComp Comp A Note1
Note2 Discov num DRAs -1.21 DDEs -17.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.3 Sp G0 PmNote *
PmRA -2 PmDE 19 Dm number -72 2571 Cat1 CPD
Name2 Cat2 HD 198780 M HD
ADS BDS M ADS BDS N IDS IDS 20475S7240A
HIC 103470
 
 
20578-7217 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205747.13-721714.7 Mag 11.68 PmRA 19.00
PmDE 16.0 Calc delta mag 2.2 Calc coord yes
CCDM
Ccdm 20578-7217 RComp Comp B Note1
Note2 Discov num B 1389 DRAs DDEs
R dRAs Year 1930 Theta 027 Rho 3.4
Obs 1 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20475S7240B
HIC 103470