WDS 18242+4228 : COMPONENTS
 
 
  A Ab
Ab pa=132.9°
sep=0.10"
 
B pa=150.0°
sep=2.72"
pa=150.7°
sep=2.62"
 
 
18242+4228 A
 
 
Name HD 169778 Coord arcsec 2000 182410.94+422801.0 Mag 6.7 Spectral class A2 (white)
PmRA 1.00 PmDE -17.0 SAO 47465 HIP 90187
Tycho2 3112-01093-1 HD 169778 GC 25141 BD BD+42 3074
Tycho2
Tycho2 3112-01093-1 Pflag RAmdeg 276.04561658 DEmdeg 42.46690770
PmRA 4.2 PmDE -18.0 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.37 EpDEm 1991.39
Num 9 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.7 BTmag 6.765 E BTmag 0.015 VTmag 6.664
E VTmag 0.010 Prox 999 TYC T HIP 90187
CCDM RAdeg 276.04560333 DEdeg 42.46694972 EpRA 1990 1.62
EpDE 1990 1.63 E RAdeg 3.8 E DEdeg 3.7 Posflg
Corr 0.0
SAO
SAO 47465 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 -0.02 Vmag 6.7 SpType A2
Double code Source 70 CatNum 25141 DM BD+42 3074
DMcomp BDsup HD 169778 M HD 0
GC 25141 RA1950rad 4.81114232 DE1950rad 0.74069642 PmRA2000 0.0012
PmDE2000 -0.02
Hipparcos
Catalog H HIP 90187 Proxy RAhms 18 24 10.94
DEdms +42 28 01.0 Vmag 6.65 VarFlag R Vmag H
RAdeg 276.046 DEdeg 42.467 AstroRef Plx 9.81
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 169778 BD BD+42 3074
CD CP Dm number +42 3074 VIred 0.07
SpType A2 R SpType Coord arcsec 2000 182410.94+422801.0
Hipparcos 2
HIP 90187 Sn 5 So 0 Nc 1
RArad 4.8179046464 DErad 0.7411881397 Plx 9.08 PmRA 4.3
PmDE -20.16 E RArad 0.31 E DErad 0.25 E Plx 0.34
E pmRA 0.36 E pmDE 0.37 Hpmag 6.6864 E Hpmag 0.0009
SHp 0.008 VA 0 BV 0.097 E BV 0.006
VI 0.11
CCDM
Ccdm 18242+4228 RComp Comp A Note1
Note2 Discov num DRAs -1.09 DDEs 1.3
R dRAs 81 Year Theta Rho
Obs 2 Vmag 6.8 Sp A2 PmNote @
PmRA 1 PmDE -11 Dm number +42 3074 Cat1 BD
Name2 +42 1587 Cat2 AGK2/3 HD 169778 M HD
ADS BDS M ADS BDS N IDS IDS 18211N4225A
HIC 90187
 
 
18242+4228 Ab
 
 
Coord arcsec 2000 182410.95+422800.9 Mag 7.5 Calc coord yes
 
 
18242+4228 B
 
 
Coord arcsec 2000 182411.06+422758.6 Mag 11.4 Calc delta mag 3.9 Calc coord yes
CCDM
Ccdm 18242+4228 RComp Comp B Note1
Note2 Discov num COU1788 DRAs DDEs
R dRAs Year 1979 Theta 139 Rho 2.1
Obs 1 Vmag 11.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18211N4225B
HIC 90187