WDS 17158-3344 : COMPONENTS
 
 
  A B
B pa=277.8°
sep=0.16"
 
C pa=272.3°
sep=5.83"
pa=272.1°
sep=5.67"
 
 
17158-3344 A
 
 
Coord arcsec 2000 171550.75-334413.2 Mag 7.04 Spectral class B1/2Ib/II (blue-white) PmRA 5.00
PmDE 2.0 SAO 208604 HIP 84444 Tycho2 7366-01100-1
HD 155889 GC 23284 CD CD-3311887
Tycho2
Tycho2 7366-01100-1 Pflag RAmdeg 258.96146595 DEmdeg -33.73700346
PmRA 3.5 PmDE -1.3 E RAmdeg 3 E DEmdeg 4
E pmRA 1.7 E pmDE 1.8 EpRAm 1991.69 EpDEm 1991.31
Num 13 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.2 BTmag 6.493 E BTmag 0.014 VTmag 6.555
E VTmag 0.010 Prox 999 TYC T HIP 84444
CCDM AB RAdeg 258.96145611 DEdeg -33.73700028 EpRA 1990 1.75
EpDE 1990 1.40 E RAdeg 3.4 E DEdeg 3.9 Posflg P
Corr 0.0
SAO
SAO 208604 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 -0.005 Vmag 6.6 SpType B3
Double code Source 70 CatNum 23284 DM CD-3311887
DMcomp BDsup HD 155889 M HD 0
GC 23284 RA1950rad 4.50536655 DE1950rad -0.58785646 PmRA2000 -0.0003
PmDE2000 -0.004
Hipparcos
Catalog H HIP 84444 Proxy H RAhms 17 15 50.75
DEdms -33 44 13.2 Vmag 6.54 VarFlag R Vmag G
RAdeg 258.961 DEdeg -33.737 AstroRef * Plx 0.61
CCDM 17158-3344 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 293 Rho 0.186 HD 155889 BD
CD CD-3311887 CP Dm number -3311887 VIred 0.01
SpType B1/B2Ib/II R SpType Coord arcsec 2000 171550.75-334413.2
Hipparcos 2
HIP 84444 Sn 55 So 3 Nc 2
RArad 4.5197300535 DErad -0.5888217424 Plx 1.2 PmRA 1.56
PmDE -1.35 E RArad 0.51 E DErad 0.3 E Plx 0.57
E pmRA 0.61 E pmDE 0.31 Hpmag 6.5493 E Hpmag 0.0006
SHp 0.006 VA 0 BV -0.015 E BV 0.004
VI 0.01
CCDM
Ccdm 17158-3344 RComp Comp A Note1
Note2 Discov num DRAs 2.74 DDEs -13.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.3 Sp B3 PmNote *
PmRA 3 PmDE -7 Dm number -3311887 Cat1 CD
Name2 208604 Cat2 SAO HD 155889 M HD
ADS BDS M ADS BDS N IDS IDS 17093S3337A
HIC 84444
 
 
17158-3344 B
 
 
Coord arcsec 2000 171550.74-334413.2 Mag 7.65 Calc delta mag 0.61 Calc coord yes
CCDM
Ccdm 17158-3344 RComp Comp B Note1
Note2 Discov num SEE 322 DRAs DDEs
R dRAs Year 1954 Theta 307 Rho 0.2
Obs 12 Vmag 7.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17093S3337B
HIC 84444
 
 
17158-3344 C
 
 
Coord arcsec 2000 171550.28-334413.0 Mag 12.19 Calc delta mag 5.15 Calc coord yes