WDS 18449-5029 : COMPONENTS
 
 
  A
B pa=217.3°
sep=0.47"
 
 
18449-5029 A
 
 
Componente originario normalizzato AB Name HD 172821 Coord arcsec 2000 184451.08-502926.2 Mag 8.85
Spectral class A9IV/V (white) PmRA -7.00 PmDE -12.0 SAO 245677
HIP 91979 Tycho2 8368-01738-1 HD 172821 CD CD-5012112
CP CP-5010809
Tycho2
Tycho2 8368-01738-1 Pflag RAmdeg 281.21281393 DEmdeg -50.49063218
PmRA -3.1 PmDE -12.6 E RAmdeg 8 E DEmdeg 11
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.38 EpDEm 1990.84
Num 8 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.1 BTmag 9.077 E BTmag 0.020 VTmag 8.717
E VTmag 0.016 Prox 999 TYC T HIP 91979
CCDM AB RAdeg 281.21282528 DEdeg -50.49060250 EpRA 1990 1.76
EpDE 1990 1.62 E RAdeg 8.4 E DEdeg 10.6 Posflg P
Corr 0.0
SAO
SAO 245677 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 0 Vmag 8.5 SpType F0
Double code Source 48 CatNum 17624 DM CP-5010809
DMcomp BDsup HD 172821 M HD 0
GC RA1950rad 4.89110735 DE1950rad -0.882125 PmRA2000 -0.0014
PmDE2000 -0.003
Hipparcos
Catalog H HIP 91979 Proxy H RAhms 18 44 51.08
DEdms -50 29 26.2 Vmag 8.7 VarFlag R Vmag H
RAdeg 281.213 DEdeg -50.4906 AstroRef A Plx 4.43
CCDM 18449-5029 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 234 Rho 0.527 HD 172821 BD
CD CD-5012112 CP CP-5010809 Dm number -5012112 VIred 0.29
SpType A9IV/V R SpType Coord arcsec 2000 184451.08-502926.2
Hipparcos 2
HIP 91979 Sn 15 So 3 Nc 2
RArad 4.9080898679 DErad -0.8812271893 Plx 2.07 PmRA -7.81
PmDE -11.92 E RArad 1.46 E DErad 1.15 E Plx 1.64
E pmRA 2.07 E pmDE 1.37 Hpmag 8.778 E Hpmag 0.0026
SHp 0.022 VA 0 BV 0.296 E BV 0.023
VI 0.34
CCDM
Ccdm 18449-5029 RComp Comp A Note1
Note2 Discov num DRAs -2.93 DDEs -26.3
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.9 Sp A9 PmNote *
PmRA -7 PmDE -12 Dm number -5012112 Cat1 CD
Name2 245677 Cat2 SAO HD 172821 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 91979
 
 
18449-5029 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184451.05-502926.6 Mag 11.75 Calc delta mag 2.9
Calc coord yes
CCDM
Ccdm 18449-5029 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.98 DDEs -26.6
R dRAs 82 Year 1991 Theta 234 Rho 0.5
Obs 1 Vmag 11.7 Sp PmNote *
PmRA -7 PmDE -12 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 91979