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Doubles in session


Current system
07018-1118
HU 112 AB
GU CMa


Nearby doubles
16' : 07008-1116
RST3481

20' : 07017-1100
GAL 287

21' : 07030-1107
HDS 981

26' : 07018-1053
BU 573

32' : 07032-1054
TDS4421

32' : 07037-1133
BRH 1

33' : 07040-1124
SKF2848

34' : 07040-1125
GAL 294

34' : 07041-1119
HJ 749AB

37' : 07043-1124
RST3487

40' : 07017-1039
GAL 289AB

43' : 06590-1124
TDS4349

43' : 07014-1036
J 1484AB

44' : 07046-1131
STF1016

49' : 06590-1144
LDS 849

49' : 07029-1033
OSB 4

49' : 07051-1116
KPP2584

50' : 07001-1200
HU 111

51' : 06585-1126
STF1004

51' : 06591-1047
RST3479

52' : 07052-1104
CON 28

54' : 07036-1032
RST3485

60' : 07043-1031
BEU 9

61' : 07017-1219
GAL 288

61' : 06589-1035
TOI1002

64' : 06584-1038
GAL 418



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 07018-1118 : COMPONENTS
 
 
  A B Bb
B pa=193.8°
sep=0.62"
 
Bb pa=195.7°
sep=0.65"
pa=231.9°
sep=0.04"
 
C pa=197.7°
sep=0.65"
pa=245.2°
sep=0.06"
pa=265.4°
sep=0.02"
 
 
07018-1118 A
 
 
Var name GU CMa Coord arcsec 2000 070149.51-111803.3 Mag 7.03 Spectral class B2V (blue-white)
PmRA -3.00 PmDE 3.0 SAO 152255 HIP 33868
Tycho2 5389-03065-1 HD 52721 GC 9267 BD BD-11 1747
Tycho2
Tycho2 5389-03065-1 Pflag RAmdeg 105.45627885 DEmdeg -11.30096949
PmRA -3.2 PmDE 3.3 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.48 EpDEm 1991.46
Num 12 Q RAmdeg 1.2 Q DEmdeg 0.8 Q pmRA 1.3
Q pmDE 0.8 BTmag 6.689 E BTmag 0.015 VTmag 6.651
E VTmag 0.010 Prox 999 TYC T HIP 33868
CCDM AB RAdeg 105.45628611 DEdeg -11.30097694 EpRA 1990 1.79
EpDE 1990 1.75 E RAdeg 4.0 E DEdeg 4.4 Posflg P
Corr 0.0
SAO
SAO 152255 DelFlag RA1950 PmRA1950 -0.0019
DE1950 PmDE1950 0.01 Vmag 6.6 SpType B3
Double code Source 70 CatNum 9267 DM BD-11 1747
DMcomp BDsup HD 52721 M HD 0
GC 9267 RA1950rad 1.83030946 DE1950rad -0.19596875 PmRA2000 -0.0015
PmDE2000 0.013
Hipparcos
Catalog H HIP 33868 Proxy H RAhms 07 01 49.51
DEdms -11 18 03.4 Vmag 6.54 VarFlag 2 R Vmag H
RAdeg 105.456 DEdeg -11.3009 AstroRef A Plx 1.1
CCDM 07018-1118 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 195 Rho 0.654 HD 52721 BD BD-11 1747
CD CP Dm number -11 1747 VIred 0.03
SpType B2Vne R SpType Coord arcsec 2000 070149.51-111803.4
Hipparcos 2
HIP 33868 Sn 15 So 3 Nc 2
RArad 1.8405597096 DErad -0.1972385051 Plx 2.25 PmRA -5.08
PmDE 4.59 E RArad 1.65 E DErad 1.54 E Plx 2.04
E pmRA 2.23 E pmDE 1.93 Hpmag 6.5506 E Hpmag 0.0064
SHp 0.066 VA 1 BV 0.016 E BV 0.015
VI 0.04
CCDM
Ccdm 07018-1118 RComp Comp A Note1
Note2 Discov num DRAs 1.38 DDEs -2.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.1 Sp B3 PmNote *
PmRA -25 PmDE 11 Dm number -11 1747 Cat1 BD
Name2 152255 Cat2 SAO HD 52721 M HD
ADS BDS A 5713 M ADS BDS N IDS IDS 06571S1110A
HIC 33868
 
 
07018-1118 B
 
 
Coord arcsec 2000 070149.50-111803.9 Mag 8.4 Mag composta 7.7 Spectral class B9V (blue-white)
PmRA -3.00 PmDE 3.0 Calc delta mag 1.37 Calc coord yes
 
 
07018-1118 Bb
 
 
Coord arcsec 2000 070149.50-111803.9 Mag 8.5 Calc delta mag 1.47 Calc coord yes
 
 
07018-1118 C
 
 
Coord arcsec 2000 070149.50-111803.9 Mag 7.8 Spectral class B9V (blue-white) Calc delta mag 0.77
Calc coord yes