WDS 18389-2103 : COMPONENTS
 
 
  A B C
B pa=139.7°
sep=0.04"
 
C pa=341.0°
sep=4.98"
pa=340.9°
sep=5.02"
 
D pa=28.4°
sep=6.30"
pa=28.1°
sep=6.31"
pa=79.9°
sep=4.69"
 
 
18389-2103 A
 
 
Coord arcsec 2000 183853.40-210306.7 Mag 6 Spectral class G6V (yellow) PmRA -75.00
PmDE -152.0 SAO 187086 HIP 91438 Tycho2 6279-01723-1
HD 172051 HR 6998 GC 25484 BD BD-21 5081
Tycho2
Tycho2 6279-01723-1 Pflag RAmdeg 279.72250512 DEmdeg -21.05187310
PmRA -74.1 PmDE -152.5 E RAmdeg 4 E DEmdeg 4
E pmRA 0.7 E pmDE 0.7 EpRAm 1991.06 EpDEm 1991.13
Num 23 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.7 BTmag 6.666 E BTmag 0.015 VTmag 5.935
E VTmag 0.010 Prox 999 TYC T HIP 91438
CCDM RAdeg 279.72268806 DEdeg -21.05151861 EpRA 1990 1.70
EpDE 1990 1.63 E RAdeg 4.0 E DEdeg 4.4 Posflg
Corr 0.0
SAO
SAO 187086 DelFlag RA1950 PmRA1950 -0.0057
DE1950 PmDE1950 -0.152 Vmag 5.9 SpType G5
Double code Source 70 CatNum 25484 DM BD-21 5081
DMcomp BDsup HD 172051 M HD 0
GC 25484 RA1950rad 4.8690658 DE1950rad -0.36817673 PmRA2000 -0.0056
PmDE2000 -0.152
Hipparcos
Catalog H HIP 91438 Proxy RAhms 18 38 53.45
DEdms -21 03 05.4 Vmag 5.85 VarFlag R Vmag H
RAdeg 279.723 DEdeg -21.0515 AstroRef Plx 77.02
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 172051 BD BD-21 5081
CD CP Dm number -21 5081 VIred 0.73
SpType G5V R SpType Coord arcsec 2000 183853.45-210305.4
Hipparcos 2
HIP 91438 Sn 5 So 0 Nc 1
RArad 4.8820820523 DErad -0.3674180204 Plx 76.43 PmRA -74.85
PmDE -152 E RArad 0.49 E DErad 0.28 E Plx 0.47
E pmRA 0.77 E pmDE 0.47 Hpmag 5.9841 E Hpmag 0.0009
SHp 0.006 VA 0 BV 0.673 E BV 0.002
VI 0.73
 
 
18389-2103 B
 
 
Coord arcsec 2000 183853.40-210306.7 Mag 8.4 Calc delta mag 2.4 Calc coord yes
 
 
18389-2103 C
 
 
Coord arcsec 2000 183853.28-210302.0 Mag 15.9 Calc delta mag 9.9 Calc coord yes
 
 
18389-2103 D
 
 
Coord arcsec 2000 183853.61-210301.2 Mag 17.5 Calc delta mag 11.5 Calc coord yes