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Doubles in session


Current system
15389-1918
HDS 2209
41 Lib


Nearby doubles
22' : 15404-1919
ARA 702

30' : 15405-1901
RST2975

32' : 15399-1946
BU 122AB

38' : 15384-1955
CHR 48

43' : 15405-1842
HDS2211AB

49' : 15419-1941
ENG 54

50' : 15423-1929
HU 653

63' : 15372-1820
BRT1493

64' : 15383-2021
B 2786AB

68' : 15415-2014
RST4548

79' : 15367-2030
KPP1748

81' : 15443-1943
HU 654

83' : 15348-1820
ARA 239

83' : 15388-2041
ARA1110

89' : 15425-2030
ARA1111

89' : 15360-1806
ARA 240

92' : 15404-1749
TDS9587

95' : 15448-2003
B 2366

104' : 15397-2101
HWE 36

105' : 15383-1734
HDS2206AB

106' : 15324-2011
B 2358

106' : 15328-1817
GWP2530

109' : 15365-1741
ARA 241

110' : 15454-1820
KPP1438

113' : 15312-1852
HO 393AB

114' : 15317-2010
S 672



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 15389-1918 : COMPONENTS
 
 
  A
B pa=109.9°
sep=0.37"
 
 
15389-1918 A
 
 
Componente originario normalizzato AB Name 41 Lib Coord arcsec 2000 153854.51-191806.2 Mag 5.57
Spectral class G8III/IV (yellow) PmRA 84.00 PmDE -75.0 SAO 159411
HIP 76628 Tycho2 6193-00766-1 HD 139446 HR 5814
GC 21031 BD BD-18 4118 Flamsteed 41 Librae Flamsteed name 41 Lib
Tycho2
Tycho2 6193-00766-1 Pflag RAmdeg 234.72733712 DEmdeg -19.30189584
PmRA 86.6 PmDE -76.2 E RAmdeg 3 E DEmdeg 4
E pmRA 0.7 E pmDE 0.7 EpRAm 1991.47 EpDEm 1990.72
Num 23 Q RAmdeg 1.7 Q DEmdeg 1.8 Q pmRA 1.4
Q pmDE 1.6 BTmag 6.446 E BTmag 0.015 VTmag 5.456
E VTmag 0.009 Prox 999 TYC T HIP 76628
CCDM AB RAdeg 234.72712861 DEdeg -19.30171306 EpRA 1990 1.83
EpDE 1990 1.36 E RAdeg 3.4 E DEdeg 4.1 Posflg P
Corr 0.1
SAO
SAO 159411 DelFlag RA1950 PmRA1950 0.0059
DE1950 PmDE1950 -0.08 Vmag 5.5 SpType G5
Double code Source 70 CatNum 21031 DM BD-18 4118
DMcomp BDsup HD 139446 M HD 0
GC 21031 RA1950rad 4.08418192 DE1950rad -0.33403254 PmRA2000 0.006
PmDE2000 -0.076
Hipparcos
Catalog H HIP 76628 Proxy H RAhms 15 38 54.51
DEdms -19 18 06.2 Vmag 5.36 VarFlag R Vmag H
RAdeg 234.727 DEdeg -19.3017 AstroRef * Plx 9.6
CCDM 15389-1918 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 127 Rho 0.28 HD 139446 BD BD-18 4118
CD CP Dm number -18 4118 VIred 0.89
SpType G8III/IV R SpType Coord arcsec 2000 153854.51-191806.2
Hipparcos 2
HIP 76628 Sn 55 So 3 Nc 2
RArad 4.096760982 DErad -0.3368783722 Plx 10.48 PmRA 81.68
PmDE -76.89 E RArad 0.82 E DErad 0.39 E Plx 0.83
E pmRA 1.14 E pmDE 0.83 Hpmag 5.5154 E Hpmag 0.0006
SHp 0.005 VA 0 BV 0.883 E BV 0.001
VI 0.89
CCDM
Ccdm 15389-1918 RComp Comp A Note1
Note2 Discov num DRAs 0.56 DDEs -6.8
R dRAs 82 Year Theta Rho
Obs 2 Vmag 5.6 Sp G8 PmNote *
PmRA 84 PmDE -75 Dm number -18 4118 Cat1 BD
Name2 159411 Cat2 SAO HD 139446 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 76628
 
 
15389-1918 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 153854.53-191806.3 Mag 8.8 Calc delta mag 3.23
Calc coord yes
CCDM
Ccdm 15389-1918 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.57 DDEs -7.0
R dRAs 82 Year 1991 Theta 127 Rho 0.3
Obs 1 Vmag 8.8 Sp PmNote *
PmRA 84 PmDE -75 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 76628