WDS 20121+0246 : COMPONENTS
 
 
  A
B pa=340.7°
sep=17.19"
 
 
20121+0246 A
 
 
Componente originario normalizzato AB Name HD 191900 Coord arcsec 2000 201205.18+024539.8 Mag 9.69
Spectral class A0 (white) PmRA 1.00 PmDE -5.0 Tycho2 0499-01171-1
HD 191900
Tycho2
Tycho2 0499-01171-1 Pflag RAmdeg 303.02161792 DEmdeg 2.76108002
PmRA 0.0 PmDE -4.5 E RAmdeg 12 E DEmdeg 13
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.14 EpDEm 1989.70
Num 4 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.2 BTmag 9.918 E BTmag 0.024 VTmag 9.686
E VTmag 0.023 Prox 999 TYC T HIP
CCDM RAdeg 303.02161694 DEdeg 2.76108972 EpRA 1990 1.49
EpDE 1990 1.30 E RAdeg 11.8 E DEdeg 14.0 Posflg
Corr -0.3
CCDM
Ccdm 20121+0246 RComp Comp A Note1
Note2 Discov num DRAs -0.81 DDEs -20.3
R dRAs 65 Year Theta Rho
Obs 2 Vmag 9.6 Sp A0 PmNote
PmRA PmDE Dm number +02 4105 Cat1 BD
Name2 Cat2 HD 191900 M HD
ADS BDS M ADS BDS N IDS IDS 20071N0228A
HIC
 
 
20121+0246 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201204.80+024556.0 Mag 12.5 PmRA -7.00
PmDE -1.0 Calc delta mag 2.81 Calc coord yes
CCDM
Ccdm 20121+0246 RComp Comp B Note1
Note2 Discov num BAL2018 DRAs -1.17 DDEs -3.9
R dRAs 65 Year 1909 Theta 343 Rho 16.8
Obs 2 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20071N0228B
HIC