WDS 18379-0023 : COMPONENTS
 
 
  A
B pa=259.0°
sep=3.35"
 
 
18379-0023 A
 
 
Componente originario normalizzato AB Name HD 172028 Coord arcsec 2000 183756.63-002309.1 Mag 8.07
Spectral class B2V (blue-white) PmRA 26.00 PmDE -7.0 SAO 142454
HIP 91352 Tycho2 5113-00445-1 HD 172028 GC 25472
BD BD-00 3523
Tycho2
Tycho2 5113-00445-1 Pflag RAmdeg 279.48594104 DEmdeg -0.38584832
PmRA 12.1 PmDE -8.9 E RAmdeg 6 E DEmdeg 7
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.79 EpDEm 1991.65
Num 3 Q RAmdeg 1.3 Q DEmdeg 0.9 Q pmRA 1.2
Q pmDE 0.9 BTmag 8.620 E BTmag 0.017 VTmag 8.070
E VTmag 0.013 Prox 33 TYC T HIP 91352
CCDM A RAdeg 279.48591389 DEdeg -0.38582833 EpRA 1990 1.94
EpDE 1990 1.88 E RAdeg 5.5 E DEdeg 7.0 Posflg D
Corr -0.3
SAO
SAO 142454 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 -0.019 Vmag 7.8 SpType B5
Double code Source 70 CatNum 25472 DM BD-00 3523
DMcomp BDsup HD 172028 M HD 0
GC 25472 RA1950rad 4.86673736 DE1950rad -0.00751035 PmRA2000 0.0018
PmDE2000 -0.019
Hipparcos
Catalog H HIP 91352 Proxy H RAhms 18 37 56.62
DEdms -00 23 09.0 Vmag 7.8 VarFlag R Vmag H
RAdeg 279.486 DEdeg -0.385827 AstroRef A Plx 1.02
CCDM 18379-0023 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 258 Rho 3.278 HD 172028 BD BD-00 3523
CD CP Dm number -00 3523 VIred 0.59
SpType B2V R SpType Coord arcsec 2000 183756.62-002309.0
Hipparcos 2
HIP 91352 Sn 15 So 3 Nc 2
RArad 4.8779493724 DErad -0.0067339611 Plx 1.52 PmRA 2.06
PmDE -8.38 E RArad 0.99 E DErad 0.61 E Plx 0.95
E pmRA 0.98 E pmDE 0.87 Hpmag 7.9053 E Hpmag 0.0011
SHp 0.01 VA 0 BV 0.501 E BV 0.034
VI 0.57
CCDM
Ccdm 18379-0023 RComp Comp A Note1
Note2 Discov num DRAs 2.59 DDEs -9.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp G5 PmNote *
PmRA 4 PmDE -11 Dm number -00 3523 Cat1 BD
Name2 -00 2338 Cat2 AGK2/3 HD 172028 M HD ?
ADS BDS A11515 M ADS BDS N IDS IDS 18328S0028A
HIC 91352
 
 
18379-0023 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183756.41+002308.5 Mag 9.75 PmRA 1.00
PmDE -9.0 Calc delta mag 1.68 Calc coord yes
CCDM
Ccdm 18379-0023 RComp Comp B Note1
Note2 Discov num STF2347 DRAs DDEs
R dRAs Year 1829 Theta 258 Rho 3.3
Obs 17 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11515 M ADS BDS N IDS IDS 18328S0028B
HIC 91352