WDS 17121+4540 : COMPONENTS
 
 
  A B
B pa=296.7°
sep=0.49"
 
C pa=347.9°
sep=153.87"
pa=348.0°
sep=153.57"
 
 
17121+4540 A
 
 
Name HD 155876 Coord arcsec 2000 171207.78+453957.6 Mag 10.02 Spectral class M3V (red)
PmRA 22.00 PmDE -162.0 HIP 84140 Tycho2 3501-01952-1
HD 155876 BD BD+45 2505
Tycho2
Tycho2 3501-01952-1 Pflag RAmdeg 258.03260683 DEmdeg 45.66606451
PmRA 252.6 PmDE -1571.8 E RAmdeg 20 E DEmdeg 18
E pmRA 1.2 E pmDE 1.2 EpRAm 1988.92 EpDEm 1989.28
Num 4 Q RAmdeg 2.5 Q DEmdeg 2.7 Q pmRA 2.6
Q pmDE 2.7 BTmag 11.223 E BTmag 0.059 VTmag 9.594
E VTmag 0.023 Prox 999 TYC T HIP 84140
CCDM AB RAdeg 258.03176222 DEdeg 45.66971056 EpRA 1990 1.59
EpDE 1990 1.65 E RAdeg 20.3 E DEdeg 18.1 Posflg P
Corr -0.1
Hipparcos
Catalog H HIP 84140 Proxy H RAhms 17 12 07.62
DEdms +45 40 11.4 Vmag 9.31 VarFlag R Vmag H
RAdeg 258.032 DEdeg 45.6698 AstroRef A Plx 158.17
CCDM 17121+4540 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual C M HIP AB
Theta 331 Rho 0.382 HD 155876 BD BD+45 2505
CD CP Dm number +45 2505 VIred 1.98
SpType K5 R SpType Coord arcsec 2000 171207.62+454011.4
Hipparcos 2
HIP 84140 Sn 15 So 3 Nc 2
RArad 4.5035036675 DErad 0.7970891228 Plx 167.29 PmRA 348.59
PmDE -1624.84 E RArad 4.01 E DErad 5.18 E Plx 5.02
E pmRA 5.68 E pmDE 6.8 Hpmag 9.3753 E Hpmag 0.0022
SHp 0.019 VA 0 BV 1.485 E BV 0.028
VI 1.98
CCDM
Ccdm 17121+4540 RComp Comp A Note1
Note2 Discov num DRAs 1.85 DDEs -1.0
R dRAs 10 Year Theta Rho
Obs 3 Vmag 10.1 Sp K5 PmNote *
PmRA 241 PmDE -1567 Dm number +45 2505 Cat1 BD
Name2 +45 1333 Cat2 AGK2/3 HD 155876 M HD
ADS BDS M ADS BDS N IDS IDS 17092N4551A
HIC 84140
 
 
17121+4540 B
 
 
Coord arcsec 2000 171207.74+453957.8 Mag 10.25 Calc delta mag 0.23 Calc coord yes
CCDM
Ccdm 17121+4540 RComp Comp B Note1 *
Note2 Discov num KUI 79 DRAs DDEs
R dRAs Year 1934 Theta Rho
Obs 99 Vmag 10.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17092N4551B
HIC 84140
 
 
17121+4540 C
 
 
Coord arcsec 2000 171204.69+454228.0 Mag 13.3 PmRA 0.00 PmDE 0.0
Calc delta mag 3.28 Calc coord yes
CCDM
Ccdm 17121+4540 RComp Comp C Note1
Note2 Discov num KUI 79 DRAs DDEs
R dRAs Year 1937 Theta 320 Rho 41.4
Obs 4 Vmag 14.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17092N4551C
HIC