WDS 20431+1705 : COMPONENTS
 
 
  A
B pa=160.1°
sep=56.01"
 
 
20431+1705 A
 
 
Componente originario normalizzato AB Var name S Del Coord arcsec 2000 204303.51+170610.1 Mag 8.72
Spectral class M5 (red) PmRA -4.00 PmDE 6.0 HIP 102242
Tycho2 1638-00403-1 BD BD+16 4350
Tycho2
Tycho2 1638-00403-1 Pflag RAmdeg 310.76462849 DEmdeg 17.10280089
PmRA -4.4 PmDE 5.8 E RAmdeg 11 E DEmdeg 13
E pmRA 1.2 E pmDE 1.1 EpRAm 1989.80 EpDEm 1989.03
Num 9 Q RAmdeg 1.0 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 10.716 E BTmag 0.050 VTmag 8.719
E VTmag 0.017 Prox 562 TYC T HIP 102242
CCDM RAdeg 310.76463944 DEdeg 17.10278639 EpRA 1990 1.64
EpDE 1990 1.39 E RAdeg 11.8 E DEdeg 14.4 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 102242 Proxy RAhms 20 43 03.51
DEdms +17 06 10.0 Vmag 8.54 VarFlag 1 R Vmag H
RAdeg 310.765 DEdeg 17.1028 AstroRef Plx 0.78
CCDM 20431+1706 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+16 4350
CD CP Dm number +16 4350 VIred 1.62
SpType K5 R SpType Coord arcsec 2000 204303.51+170610.0
Hipparcos 2
HIP 102242 Sn 5 So 0 Nc 1
RArad 5.4238660926 DErad 0.2984999241 Plx -0.47 PmRA -3.47
PmDE 4.37 E RArad 0.77 E DErad 0.62 E Plx 1
E pmRA 0.94 E pmDE 0.62 Hpmag 8.6533 E Hpmag 0.0021
SHp 0.021 VA 0 BV 1.611 E BV 0.218
VI 1.62
 
 
20431+1705 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204304.84+170517.4 Mag 9.56 PmRA 8.00
PmDE 7.0 SAO 106422 HIP 102246 Tycho2 1638-00307-1
HD 197420 GC 28867 BD BD+16 4351 Calc delta mag 0.84
Calc coord yes
Tycho2
Tycho2 1638-00307-1 Pflag RAmdeg 310.77036400 DEmdeg 17.08816214
PmRA 9.2 PmDE 7.3 E RAmdeg 19 E DEmdeg 24
E pmRA 1.3 E pmDE 1.3 EpRAm 1989.12 EpDEm 1986.60
Num 6 Q RAmdeg 1.1 Q DEmdeg 1.4 Q pmRA 1.1
Q pmDE 1.3 BTmag 10.882 E BTmag 0.057 VTmag 9.563
E VTmag 0.029 Prox 562 TYC T HIP 102246
CCDM RAdeg 310.77034278 DEdeg 17.08814444 EpRA 1990 1.71
EpDE 1990 1.35 E RAdeg 20.0 E DEdeg 26.2 Posflg
Corr 0.1
SAO
SAO 106422 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 0.032 Vmag 8.4 SpType M5
Double code Source 70 CatNum 28867 DM BD+16 4351
DMcomp BDsup HD 197420 M HD 0
GC 28867 RA1950rad 5.41390887 DE1950rad 0.29509386 PmRA2000 0.0016
PmDE2000 0.03
Hipparcos
Catalog H HIP 102246 Proxy RAhms 20 43 04.88
DEdms +17 05 17.3 Vmag 9.18 VarFlag 3 R Vmag H
RAdeg 310.77 DEdeg 17.0881 AstroRef * Plx -0.5
CCDM 20431+1706 N CCDM I Nsys 2 Ncomp 1
MultFlag V Source Qual M HIP
Theta Rho HD 197420 BD BD+16 4351
CD CP Dm number +16 4351 VIred 4.27
SpType M5-M8e R SpType Coord arcsec 2000 204304.88+170517.3
Hipparcos 2
HIP 102246 Sn 5 So 5 Nc 1
RArad 5.4239654692 DErad 0.2982443362 Plx 1.21 PmRA 4.34
PmDE 3.78 E RArad 1.68 E DErad 1.57 E Plx 2.22
E pmRA 2.85 E pmDE 1.73 Hpmag 8.4959 E Hpmag 0.1114
SHp 0.89 VA 1 BV 1.5 E BV 0.51
VI 4.27