WDS 18042-2415 : COMPONENTS
 
 
  A B C
B pa=52.9°
sep=0.54"
 
C pa=19.3°
sep=4.59"
pa=15.2°
sep=4.15"
 
D pa=140.1°
sep=23.95"
pa=141.4°
sep=23.93"
pa=148.6°
sep=26.60"
 
 
18042-2415 A
 
 
Name HD 315026 Coord arcsec 2000 180414.49-241437.2 Mag 9.4 Spectral class B5 (blue-white)
PmRA -25.00 PmDE -15.0 Tycho2 6842-01456-1 HD 315026
Tycho2
Tycho2 6842-01456-1 Pflag RAmdeg 271.06039168 DEmdeg -24.24368363
PmRA -8.3 PmDE -27.7 E RAmdeg 13 E DEmdeg 17
E pmRA 1.9 E pmDE 1.9 EpRAm 1989.84 EpDEm 1988.29
Num 3 Q RAmdeg 2.2 Q DEmdeg 5.1 Q pmRA 2.1
Q pmDE 4.9 BTmag 9.446 E BTmag 0.025 VTmag 9.420
E VTmag 0.029 Prox 999 TYC T HIP
CCDM RAdeg 271.06041139 DEdeg -24.24362556 EpRA 1990 1.86
EpDE 1990 1.83 E RAdeg 13.8 E DEdeg 19.0 Posflg
Corr 0.2
CCDM
Ccdm 18042-2415 RComp Comp A Note1
Note2 Discov num DRAs 2.63 DDEs 24.0
R dRAs 41 Year Theta Rho
Obs 4 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number -2413823 Cat1 CD
Name2 Cat2 HD M HD
ADS BDS A11015 M ADS BDS N IDS IDS 17581S2415A
HIC
 
 
18042-2415 B
 
 
Coord arcsec 2000 180414.52-241436.9 Mag 10.4 Calc delta mag 1 Calc coord yes
CCDM
Ccdm 18042-2415 RComp Comp B Note1
Note2 Discov num BU 1126 DRAs DDEs
R dRAs Year 1889 Theta 055 Rho 0.6
Obs 7 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11015 M ADS BDS N IDS IDS 17581S2415B
HIC
 
 
18042-2415 C
 
 
Coord arcsec 2000 180414.60-241432.9 Mag 10.7 Calc delta mag 1.3 Calc coord yes
CCDM
Ccdm 18042-2415 RComp Comp C Note1
Note2 Discov num HJ 5009 DRAs DDEs
R dRAs Year 1879 Theta 022 Rho 3.9
Obs 14 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11015 M ADS BDS N IDS IDS 17581S2415C
HIC
 
 
18042-2415 D
 
 
Coord arcsec 2000 180415.61-241455.6 Mag 12.4 PmRA 2.00 PmDE 0.0
Calc delta mag 3 Calc coord yes
CCDM
Ccdm 18042-2415 RComp Comp D Note1
Note2 Discov num DAW DRAs 3.81 DDEs 4.9
R dRAs 41 Year 1919 Theta 138 Rho 24.9
Obs 1 Vmag 11.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11015 M ADS BDS N IDS IDS 17581S2415D
HIC