WDS 18368+2120 : COMPONENTS
 
 
  A
B pa=144.4°
sep=0.21"
 
 
18368+2120 A
 
 
Componente originario normalizzato AB Name HD 171973 Coord arcsec 2000 183648.02+212002.4 Mag 8.73
Spectral class A0 (white) PmRA 0.00 PmDE -6.0 SAO 86242
HIP 91252 Tycho2 1582-01472-1 HD 171973 BD BD+21 3495
Tycho2
Tycho2 1582-01472-1 Pflag RAmdeg 279.20006927 DEmdeg 21.33399813
PmRA -0.3 PmDE 2.2 E RAmdeg 5 E DEmdeg 5
E pmRA 1.1 E pmDE 1.0 EpRAm 1991.21 EpDEm 1991.16
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 1.0
Q pmDE 1.3 BTmag 8.325 E BTmag 0.016 VTmag 8.209
E VTmag 0.012 Prox 999 TYC T HIP 91252
CCDM AB RAdeg 279.20007000 DEdeg 21.33399306 EpRA 1990 1.58
EpDE 1990 1.58 E RAdeg 5.4 E DEdeg 5.3 Posflg P
Corr 0.0
SAO
SAO 86242 DelFlag RA1950 PmRA1950 -0.0005
DE1950 PmDE1950 0.01 Vmag 8.3 SpType A0
Double code Source 35 CatNum 6567 DM BD+21 3495
DMcomp BDsup HD 171973 M HD 0
GC RA1950rad 4.86364779 DE1950rad 0.3715947 PmRA2000 -0.0004
PmDE2000 0.01
Hipparcos
Catalog H HIP 91252 Proxy H RAhms 18 36 48.02
DEdms +21 20 02.4 Vmag 8.2 VarFlag R Vmag H
RAdeg 279.2 DEdeg 21.334 AstroRef * Plx 1.18
CCDM 18368+2120 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 136 Rho 0.174 HD 171973 BD BD+21 3495
CD CP Dm number +21 3495 VIred 0.05
SpType A0 R SpType Coord arcsec 2000 183648.02+212002.4
Hipparcos 2
HIP 91252 Sn 55 So 3 Nc 2
RArad 4.8729604799 DErad 0.3723484806 Plx 1.42 PmRA 0.51
PmDE 2.04 E RArad 0.53 E DErad 0.54 E Plx 0.91
E pmRA 0.67 E pmDE 0.74 Hpmag 8.2424 E Hpmag 0.0013
SHp 0.013 VA 0 BV 0.089 E BV 0.013
VI 0.1
CCDM
Ccdm 18368+2120 RComp Comp A Note1
Note2 Discov num DRAs 0.02 DDEs 1.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp A0 PmNote *
PmRA 2 PmDE -8 Dm number +21 3495 Cat1 BD
Name2 +21 1871 Cat2 AGK2/3 HD 171973 M HD
ADS BDS A11501 M ADS BDS N IDS IDS 18325N2115A
HIC 91252
 
 
18368+2120 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183648.03+212002.2 Mag 9.35 Calc delta mag 0.62
Calc coord yes
CCDM
Ccdm 18368+2120 RComp Comp B Note1
Note2 Discov num HU 323 DRAs DDEs
R dRAs Year 1943 Theta 168 Rho 0.2
Obs 4 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11501 M ADS BDS N N IDS IDS 18325N2115B
HIC 91252