WDS 18003+5251 : COMPONENTS
 
 
  A B
B pa=265.7°
sep=2.09"
 
C pa=10.7°
sep=156.17"
pa=11.5°
sep=156.72"
 
 
18003+5251 A
 
 
Name HD 164874 Coord arcsec 2000 180018.74+525115.4 Mag 8.17 Spectral class G0 (yellow)
PmRA 32.00 PmDE 69.0 SAO 30686 HIP 88155
Tycho2 3903-01127-1 HD 164874 GC 24533 BD BD+52 2125
Tycho2
Tycho2 3903-01127-1 Pflag RAmdeg 270.07817704 DEmdeg 52.85444207
PmRA 23.3 PmDE 68.5 E RAmdeg 7 E DEmdeg 7
E pmRA 1.3 E pmDE 1.4 EpRAm 1991.09 EpDEm 1991.26
Num 8 Q RAmdeg 2.3 Q DEmdeg 1.0 Q pmRA 2.4
Q pmDE 1.0 BTmag 8.866 E BTmag 0.018 VTmag 8.170
E VTmag 0.012 Prox 33 TYC T HIP 88155
CCDM A RAdeg 270.07808667 DEdeg 52.85428278 EpRA 1990 1.56
EpDE 1990 1.64 E RAdeg 6.7 E DEdeg 6.5 Posflg D
Corr 0.1
SAO
SAO 30686 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 0.064 Vmag 7.7 SpType G0
Double code Source 70 CatNum 24533 DM BD+52 2125
DMcomp BDsup HD 164874 M HD 0
GC 24533 RA1950rad 4.70895255 DE1950rad 0.92247073 PmRA2000 -0.0001
PmDE2000 0.065
Hipparcos
Catalog H HIP 88155 Proxy H RAhms 18 00 18.74
DEdms +52 51 15.4 Vmag 7.72 VarFlag R Vmag G
RAdeg 270.078 DEdeg 52.8543 AstroRef A Plx 17.67
CCDM 18004+5252 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 268 Rho 3.258 HD 164874 BD BD+52 2125
CD CP Dm number +52 2125 VIred 0.73
SpType G0 R SpType Coord arcsec 2000 180018.74+525115.4
Hipparcos 2
HIP 88155 Sn 15 So 3 Nc 2
RArad 4.7137518975 DErad 0.9224811901 Plx 16.55 PmRA 20.75
PmDE 68.66 E RArad 0.7 E DErad 0.72 E Plx 0.76
E pmRA 0.78 E pmDE 0.93 Hpmag 7.8543 E Hpmag 0.0015
SHp 0.013 VA 0 BV 0.666 E BV 0.015
VI 0.73
 
 
18003+5251 B
 
 
Coord arcsec 2000 180018.51+525115.2 Mag 9.24 PmRA 15.00 PmDE 69.0
Tycho2 3903-01127-2 Calc delta mag 1.07 Calc coord yes
Tycho2
Tycho2 3903-01127-2 Pflag RAmdeg 270.07669573 DEmdeg 52.85441443
PmRA 27.3 PmDE 71.7 E RAmdeg 22 E DEmdeg 16
E pmRA 3.8 E pmDE 3.7 EpRAm 1990.97 EpDEm 1991.44
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 10.166 E BTmag 0.037 VTmag 9.240
E VTmag 0.025 Prox 33 TYC HIP 88155
CCDM B RAdeg 270.07658778 DEdeg 52.85424889 EpRA 1990 1.40
EpDE 1990 1.69 E RAdeg 21.5 E DEdeg 15.6 Posflg
Corr 0.2
 
 
18003+5251 C
 
 
Coord arcsec 2000 180021.95+525348.8 Mag 12.98 PmRA -2.00 PmDE 9.0
Calc delta mag 4.81 Calc coord yes