WDS 18323-1439 : COMPONENTS
 
 
  A
B pa=253.8°
sep=0.04"
 
 
18323-1439 A
 
 
Componente originario normalizzato AB Name HD 170902 Coord arcsec 2000 183220.66-143839.2 Mag 6.6
Spectral class A4V (white) PmRA 3.00 PmDE -27.0 SAO 161580
HIP 90884 Tycho2 5703-02421-1 HD 170902 HR 6956
GC 25303 BD BD-14 5098
Tycho2
Tycho2 5703-02421-1 Pflag RAmdeg 278.08606946 DEmdeg -14.64427069
PmRA -0.7 PmDE -22.7 E RAmdeg 4 E DEmdeg 5
E pmRA 1.2 E pmDE 1.1 EpRAm 1991.39 EpDEm 1990.89
Num 13 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.2 BTmag 6.601 E BTmag 0.015 VTmag 6.377
E VTmag 0.011 Prox 870 TYC T HIP 90884
CCDM RAdeg 278.08607139 DEdeg -14.64421722 EpRA 1990 1.67
EpDE 1990 1.48 E RAdeg 4.2 E DEdeg 4.8 Posflg
Corr 0.0
SAO
SAO 161580 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 -0.019 Vmag 6.3 SpType A2
Double code Source 70 CatNum 25303 DM BD-14 5098
DMcomp BDsup HD 170902 M HD 0
GC 25303 RA1950rad 4.84107743 DE1950rad -0.25623804 PmRA2000 0.0013
PmDE2000 -0.017
Hipparcos
Catalog H HIP 90884 Proxy RAhms 18 32 20.66
DEdms -14 38 39.2 Vmag 6.36 VarFlag R Vmag G
RAdeg 278.086 DEdeg -14.6442 AstroRef Plx 13.51
CCDM N CCDM Nsys Ncomp 1
MultFlag G Source Qual M HIP
Theta Rho HD 170902 BD BD-14 5098
CD CP Dm number -14 5098 VIred 0.24
SpType A4/A5IV/V R SpType Coord arcsec 2000 183220.66-143839.2
Hipparcos 2
HIP 90884 Sn 7 So 1 Nc 1
RArad 4.8535175715 DErad -0.255589798 Plx 12.17 PmRA -2.69
PmDE -21.01 E RArad 0.4 E DErad 0.3 E Plx 0.47
E pmRA 0.57 E pmDE 0.41 Hpmag 6.4118 E Hpmag 0.0011
SHp 0.008 VA 0 BV 0.217 E BV 0.006
VI 0.24
CCDM
Ccdm 18323-1439 RComp Comp A Note1
Note2 Discov num DRAs 2.72 DDEs 20.5
R dRAs 81 Year Theta Rho
Obs 2 Vmag 6.4 Sp A4 PmNote @
PmRA 22 PmDE -17 Dm number -14 5098 Cat1 BD
Name2 161580 Cat2 SAO HD 170902 M HD
ADS BDS M ADS BDS N IDS W IDS 18323-1439A
HIC 90884
 
 
18323-1439 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183220.66-143839.2 Mag 8.3 Calc delta mag 1.7
Calc coord yes
CCDM
Ccdm 18323-1439 RComp Comp B Note1
Note2 Discov num CHR 73 DRAs DDEs
R dRAs Year 1985 Theta 41 Rho 0.0
Obs 4 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS W IDS 18323-1439B
HIC 90884