WDS 19517+3108 : COMPONENTS
 
 
  A B
B pa=313.8°
sep=9.22"
 
C pa=183.2°
sep=12.70"
pa=162.7°
sep=19.98"
 
 
19517+3108 A
 
 
Name HD 187981 Coord arcsec 2000 195141.33+310816.1 Mag 7.12 Spectral class F0IV (yellow-white)
PmRA -2.00 PmDE -6.0 SAO 68974 HIP 97733
Tycho2 2669-04293-1 HD 187981 GC 27511 ADS 13038
DM BD+30 3779
Tycho2
Tycho2 2669-04293-1 Pflag RAmdeg 297.92239540 DEmdeg 31.14128385
PmRA -1.8 PmDE -6.2 E RAmdeg 4 E DEmdeg 4
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.39 EpDEm 1991.61
Num 10 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 0.9 BTmag 7.429 E BTmag 0.015 VTmag 7.118
E VTmag 0.010 Prox 126 TYC T HIP 97734
CCDM A RAdeg 297.92240028 DEdeg 31.14129806 EpRA 1990 1.49
EpDE 1990 1.72 E RAdeg 3.9 E DEdeg 3.7 Posflg
Corr 0.1
SAO
SAO 68974 DelFlag RA1950 PmRA1950 -0.0016
DE1950 PmDE1950 -0.001 Vmag 6.9 SpType A5
Double code Source 70 CatNum 27511 DM BD+30 3779
DMcomp BDsup HD 187981 M HD 0
GC 27511 RA1950rad 5.19113204 DE1950rad 0.54126374 PmRA2000 -0.0014
PmDE2000 -0.003
Hipparcos
Catalog H HIP 97733 Proxy RAhms 19 51 41.33
DEdms +31 08 16.1 Vmag 9.54 VarFlag R Vmag H
RAdeg 297.922 DEdeg 31.1378 AstroRef C Plx 13.85
CCDM 19517+3108 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.48
SpType A5 R SpType Coord arcsec 2000 195141.33+310816.1
Hipparcos 2
HIP 97733 Sn 95 So 3 Nc 1
RArad 5.1997236918 DErad 0.5434570565 Plx 4.63 PmRA 0.37
PmDE -5.53 E RArad 0.55 E DErad 0.67 E Plx 0.9
E pmRA 0.65 E pmDE 0.71 Hpmag 9.7426 E Hpmag 0.0312
SHp 0 VA 0 BV 0.415 E BV 0.02
VI 0.48
CCDM
Ccdm 19517+3108 RComp Comp A Note1
Note2 Discov num DRAs -0.59 DDEs 28.6
R dRAs 10 Year Theta Rho
Obs 3 Vmag 6.9 Sp A5 PmNote *
PmRA 6 PmDE -4 Dm number +30 3779 Cat1 BD
Name2 +31 1898 Cat2 AGK2/3 HD 187981 M HD
ADS BDS A13038 M ADS BDS N IDS IDS 19478N3053A
HIC 97734
 
 
19517+3108 B
 
 
Coord arcsec 2000 195140.81+310822.5 Mag 12.4 Calc delta mag 5.28 Calc coord yes
CCDM
Ccdm 19517+3108 RComp Comp B Note1
Note2 Discov num ES 357 DRAs DDEs
R dRAs Year 1906 Theta 307 Rho 9.6
Obs 2 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13038 M ADS BDS N IDS IDS 19478N3053B
HIC 97734
 
 
19517+3108 C
 
 
Coord arcsec 2000 195141.28+310803.4 Mag 9.53 PmRA -2.00 PmDE 1.0
Calc delta mag 2.41 Calc coord yes
CCDM
Ccdm 19517+3108 RComp Comp C Note1
Note2 Discov num STT 389 DRAs -0.57 DDEs 17.1
R dRAs 10 Year 1849 Theta 183 Rho 12.5
Obs 13 Vmag 9.3 Sp PmNote *
PmRA 18 PmDE 15 Dm number Cat1
Name2 +31 1897 Cat2 AGK2/3 HD M HD
ADS BDS A13038 M ADS BDS N IDS IDS 19478N3053C
HIC 97733