WDS 17221-7007 : COMPONENTS
 
 
  A
B pa=154.3°
sep=0.05"
 
 
17221-7007 A
 
 
Componente originario normalizzato AB Name Iot Aps Coord arcsec 2000 172205.87-700723.5 Mag 5.9
Spectral class B9V (blue-white) PmRA -6.00 PmDE -12.0 SAO 257491
HIP 84979 Tycho2 9280-00646-1 HD 156190 HR 6411
GC 23388 CP CP-69 2719 Bayer Iota Bayer name Iot
FK5 642
Tycho2
Tycho2 9280-00646-1 Pflag RAmdeg 260.52448243 DEmdeg -70.12320647
PmRA -2.3 PmDE -11.1 E RAmdeg 3 E DEmdeg 3
E pmRA 0.7 E pmDE 0.7 EpRAm 1991.27 EpDEm 1991.51
Num 19 Q RAmdeg 1.3 Q DEmdeg 1.3 Q pmRA 1.3
Q pmDE 1.1 BTmag 5.322 E BTmag 0.014 VTmag 5.377
E VTmag 0.009 Prox 999 TYC T HIP 84979
CCDM AB RAdeg 260.52449806 DEdeg -70.12318139 EpRA 1990 1.61
EpDE 1990 1.83 E RAdeg 3.2 E DEdeg 3.1 Posflg P
Corr 0.0
SAO
SAO 257491 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 -0.015 Vmag 5.6 SpType B8
Double code Source 74 CatNum 642 DM CP-69 2719
DMcomp BDsup HD 156190 M HD 0
GC 23388 RA1950rad 4.52261881 DE1950rad -1.22302012 PmRA2000 -0.0011
PmDE2000 -0.014
Hipparcos
Catalog H HIP 84979 Proxy H RAhms 17 22 05.88
DEdms -70 07 23.4 Vmag 5.39 VarFlag R Vmag H
RAdeg 260.525 DEdeg -70.1232 AstroRef * Plx 2.85
CCDM 17221-7007 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 100 Rho 0.091 HD 156190 BD
CD CP CP-69 2719 Dm number -69 2719 VIred -0.01
SpType B8/B9Vn... R SpType Coord arcsec 2000 172205.88-700723.4
Hipparcos 2
HIP 84979 Sn 55 So 3 Nc 2
RArad 4.5470102288 DErad -1.2238803525 Plx 2.47 PmRA -1.94
PmDE -10.99 E RArad 0.2 E DErad 0.38 E Plx 0.5
E pmRA 0.21 E pmDE 0.46 Hpmag 5.3884 E Hpmag 0.0004
SHp 0.006 VA 0 BV -0.042 E BV 0.001
VI -0.02
CCDM
Ccdm 17221-7007 RComp Comp A Note1
Note2 Discov num DRAs -0.10 DDEs -23.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.4 Sp B8 PmNote *
PmRA 4 PmDE -15 Dm number -69 2719 Cat1 CPD
Name2 257491 Cat2 SAO HD 156190 M HD
ADS BDS M ADS BDS N IDS IDS 17109S7001A
HIC 84979
 
 
17221-7007 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172205.87-700723.5 Mag 6.46 Spectral class B9.5V (blue-white)
Calc delta mag 0.56 Calc coord yes
CCDM
Ccdm 17221-7007 RComp Comp B Note1
Note2 Discov num FIN 373 DRAs DDEs
R dRAs Year 1960 Theta 119 Rho 0.1
Obs 1 Vmag 6.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17109S7001B
HIC 84979