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Doubles in session


Current system
12387-0422
S 639 AB
HD 109944


Nearby doubles
23' : 12386-0400
SHN 165

23' : 12400-0434
UC 2382

34' : 12409-0432
SLW 755

41' : 12414-0418
UC 2386

52' : 12375-0334
TOK 150

58' : 12387-0520
STF1665

67' : 12430-0403
LLO 9

69' : 12430-0447
SLW 764

75' : 12349-0509
RST4502

78' : 12394-0306
SLW 750

79' : 12438-0441
UC 2392

79' : 12437-0448
HJ 215

86' : 12407-0302
BAL 220

94' : 12357-0301
CBL 145

97' : 12414-0551
LDS4247

99' : 12322-0409
KPP2747AB

103' : 12453-0353
STF1677

104' : 12352-0254
CVR1450

105' : 12394-0238
OSW 37

109' : 12379-0610
GWP1837

113' : 12317-0343
HDS1761

126' : 12404-0625
GWP1843

127' : 12311-0519
A 3084

131' : 12423-0224
SLW 761

138' : 12440-0230
CVR1462

139' : 12329-0235
SLW 734



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 12387-0422 : COMPONENTS
 
 
  A B
B pa=109.3°
sep=56.25"
 
C pa=359.2°
sep=165.20"
pa=343.2°
sep=191.91"
 
 
12387-0422 A
 
 
Name HD 109944 Coord arcsec 2000 123843.36-042224.8 Mag 6.82 Spectral class M0III (red)
PmRA -48.00 PmDE -2.0 SAO 138885 HIP 61685
Tycho2 4951-00492-1 HD 109944 GC 17218 BD BD-03 3329
Tycho2
Tycho2 4951-00492-1 Pflag RAmdeg 189.68054313 DEmdeg -4.37354973
PmRA -47.1 PmDE -0.9 E RAmdeg 4 E DEmdeg 5
E pmRA 0.7 E pmDE 0.7 EpRAm 1990.91 EpDEm 1990.40
Num 26 Q RAmdeg 0.5 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.7 BTmag 8.737 E BTmag 0.018 VTmag 6.822
E VTmag 0.010 Prox 558 TYC T HIP 61685
CCDM RAdeg 189.68065333 DEdeg -4.37354750 EpRA 1990 1.62
EpDE 1990 1.44 E RAdeg 4.2 E DEdeg 4.8 Posflg
Corr 0.4
SAO
SAO 138885 DelFlag RA1950 PmRA1950 -0.0033
DE1950 PmDE1950 -0.01 Vmag 6.9 SpType K5
Double code Source 70 CatNum 17218 DM BD-03 3329
DMcomp BDsup HD 109944 M HD 0
GC 17218 RA1950rad 3.29932079 DE1950rad -0.07153863 PmRA2000 -0.0031
PmDE2000 -0.005
Hipparcos
Catalog H HIP 61685 Proxy RAhms 12 38 43.36
DEdms -04 22 24.8 Vmag 6.67 VarFlag 1 R Vmag G
RAdeg 189.681 DEdeg -4.37355 AstroRef Plx 4.27
CCDM 12387-0422 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 109944 BD BD-03 3329
CD CP Dm number -03 3329 VIred 1.7
SpType K5 R SpType Coord arcsec 2000 123843.36-042224.8
Hipparcos 2
HIP 61685 Sn 5 So 0 Nc 1
RArad 3.310552023 DErad -0.076332796 Plx 3.99 PmRA -47.47
PmDE -2.34 E RArad 0.37 E DErad 0.28 E Plx 0.44
E pmRA 0.39 E pmDE 0.28 Hpmag 6.7631 E Hpmag 0.0013
SHp 0.011 VA 0 BV 1.595 E BV 0.015
VI 1.7
CCDM
Ccdm 12387-0422 RComp Comp A Note1
Note2 Discov num DRAs 1.34 DDEs -24.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.0 Sp K5 PmNote *
PmRA -49 PmDE -5 Dm number -03 3329 Cat1 BD
Name2 138885 Cat2 SAO HD 109944 M HD
ADS BDS B 6230 M ADS BDS N IDS IDS 12335S0350A
HIC 61685
 
 
12387-0422 B
 
 
Coord arcsec 2000 123846.91-042243.3 Mag 9.99 PmRA -17.00 PmDE -37.0
Calc delta mag 3.17 Calc coord yes
CCDM
Ccdm 12387-0422 RComp Comp B Note1
Note2 Discov num S 639 DRAs 5.04 DDEs -46.0
R dRAs 10 Year 1919 Theta 108 Rho 53.5
Obs 11 Vmag 9.7 Sp PmNote *
PmRA 4 PmDE -62 Dm number -03 3330 Cat1 BD
Name2 138886 Cat2 SAO HD M HD
ADS BDS B 6230 M ADS BDS N IDS IDS 12335S0350B
HIC
 
 
12387-0422 C
 
 
Coord arcsec 2000 123843.21-041939.6 Mag 10.22 PmRA -14.00 PmDE 1.0
Tycho2 4951-00994-1 Calc delta mag 3.4 Calc coord yes
Tycho2
Tycho2 4951-00994-1 Pflag RAmdeg 189.67979268 DEmdeg -4.32785497
PmRA -13.5 PmDE -0.2 E RAmdeg 22 E DEmdeg 26
E pmRA 1.8 E pmDE 2.1 EpRAm 1983.60 EpDEm 1983.98
Num 5 Q RAmdeg 1.0 Q DEmdeg 1.4 Q pmRA 1.0
Q pmDE 1.3 BTmag 11.553 E BTmag 0.074 VTmag 10.223
E VTmag 0.039 Prox 999 TYC T HIP
CCDM RAdeg 189.67982917 DEdeg -4.32786639 EpRA 1990 1.62
EpDE 1990 1.48 E RAdeg 28.5 E DEdeg 35.5 Posflg
Corr 0.4