WDS 20257+4004 : COMPONENTS
 
 
  A B
B pa=188.3°
sep=4.63"
 
C pa=238.4°
sep=48.41"
pa=242.9°
sep=45.58"
 
 
20257+4004 A
 
 
Name HD 194720 Coord arcsec 2000 202544.56+400359.0 Mag 8.73 Spectral class A0 (white)
PmRA 0.00 PmDE -11.0 Tycho2 3156-00461-1 HD 194720
Tycho2
Tycho2 3156-00461-1 Pflag RAmdeg 306.43569161 DEmdeg 40.06641301
PmRA 0.1 PmDE -10.8 E RAmdeg 7 E DEmdeg 7
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.27 EpDEm 1991.22
Num 8 Q RAmdeg 0.6 Q DEmdeg 0.7 Q pmRA 0.6
Q pmDE 0.7 BTmag 8.838 E BTmag 0.017 VTmag 8.732
E VTmag 0.014 Prox 999 TYC T HIP
CCDM RAdeg 306.43569139 DEdeg 40.06643806 EpRA 1990 1.71
EpDE 1990 1.65 E RAdeg 7.1 E DEdeg 7.2 Posflg
Corr 0.1
 
 
20257+4004 B
 
 
Coord arcsec 2000 202544.50+400354.4 Mag 10.5 PmRA -3.00 PmDE -15.0
Calc delta mag 1.77 Calc coord yes
 
 
20257+4004 C
 
 
Coord arcsec 2000 202540.97+400333.6 Mag 11.94 PmRA -9.00 PmDE -8.0
Calc delta mag 3.21 Calc coord yes