WDS 18303-1321 : COMPONENTS
 
 
  A
B pa=32.2°
sep=7.54"
 
 
18303-1321 A
 
 
Componente originario normalizzato AB Name HD 170494 Coord arcsec 2000 183018.04-132117.1 Mag 10.19
Spectral class B (blue-white) PmRA 4.00 PmDE -1.0 SAO 161543
Tycho2 5702-01494-1 HD 170494 DM BD-13 5006
Tycho2
Tycho2 5702-01494-1 Pflag RAmdeg 277.57515357 DEmdeg -13.35474016
PmRA 6.4 PmDE -1.0 E RAmdeg 24 E DEmdeg 28
E pmRA 1.9 E pmDE 1.8 EpRAm 1989.87 EpDEm 1988.97
Num 3 Q RAmdeg 1.2 Q DEmdeg 0.4 Q pmRA 1.2
Q pmDE 0.4 BTmag 10.369 E BTmag 0.037 VTmag 10.238
E VTmag 0.046 Prox 745 TYC T HIP
CCDM RAdeg 277.57513861 DEdeg -13.35473778 EpRA 1990 1.85
EpDE 1990 1.79 E RAdeg 23.8 E DEdeg 28.4 Posflg
Corr -0.1
SAO
SAO 161543 DelFlag RA1950 PmRA1950 0.005
DE1950 PmDE1950 0.027 Vmag 9.2 SpType B9
Double code Source 20 CatNum 6324 DM BD-13 5006
DMcomp A BDsup HD 170494 M HD 1
GC RA1950rad 4.83227646 DE1950rad -0.23369242 PmRA2000 0.0052
PmDE2000 0.029
 
 
18303-1321 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183018.32-132110.7 Mag 11.58 PmRA -1.00
PmDE -1.0 Calc delta mag 1.39 Calc coord yes