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Doubles in session


Current system
18334+0816
STT 355
V2393 Oph


Nearby doubles
17' : 18324+0822
SLE 351

18' : 18345+0813
GRV 233

26' : 18349+0804
SLE 356AB

31' : 18319+0836
OSO 99

33' : 18314+0802
HDS2627

36' : 18352+0753
SLE 358

41' : 18344+0853
WFC 210

41' : 18349+0742
SLE 357AB

42' : 18352+0745
J 97

43' : 18355+0748
SLE 359

49' : 18330+0900
BRT2609

51' : 18335+0726
SCJ 18AB

51' : 18368+0818
SLE 360

53' : 18318+0729
SLE 350

56' : 18305+0852
BRT2608AB

57' : 18298+0835
J 2914

61' : 18374+0830
TDT 962

62' : 18329+0917
WFC 209

66' : 18376+0833
J 2916AB

71' : 18380+0800
A 356

73' : 18373+0732
STF2346

74' : 18310+0712
TDT 924

77' : 18355+0927
J 2136AB

78' : 18310+0924
HJ 860

80' : 18387+0821
J 1212

80' : 18295+0722
A 582



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 18334+0816 : COMPONENTS
 
 
  A
B pa=248.5°
sep=37.42"
 
 
18334+0816 A
 
 
Componente originario normalizzato AB Name V2393 Oph Coord arcsec 2000 183323.30+081605.7 Mag 6.41
Spectral class B8IIIp (blue-white) PmRA 0.00 PmDE -9.0 SAO 123634
HIP 90971 Tycho2 1024-02578-1 HD 171247 HR 6967
GC 25342 ADS 11448 BD BD+08 3741
Tycho2
Tycho2 1024-02578-1 Pflag RAmdeg 278.34709723 DEmdeg 8.26825078
PmRA -0.3 PmDE -9.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.71 EpDEm 1991.64
Num 10 Q RAmdeg 0.5 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.7 BTmag 6.372 E BTmag 0.014 VTmag 6.410
E VTmag 0.010 Prox 380 TYC T HIP 90971
CCDM RAdeg 278.34709806 DEdeg 8.26827361 EpRA 1990 1.83
EpDE 1990 1.75 E RAdeg 3.6 E DEdeg 4.0 Posflg
Corr -0.1
SAO
SAO 123634 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.002 Vmag 6.3 SpType B8
Double code Source 70 CatNum 25342 DM BD+08 3741
DMcomp BDsup HD 171247 M HD 0
GC 25342 RA1950rad 4.8475884 DE1950rad 0.14363186 PmRA2000 0.0005
PmDE2000 -0.003
Hipparcos
Catalog H HIP 90971 Proxy RAhms 18 33 23.30
DEdms +08 16 05.8 Vmag 6.42 VarFlag 1 R Vmag G
RAdeg 278.347 DEdeg 8.26827 AstroRef Plx 2.06
CCDM 18334+0816 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 171247 BD BD+08 3741
CD CP Dm number +08 3741 VIred -0.02
SpType B8IIIp SiSr: R SpType Coord arcsec 2000 183323.30+081605.8
Hipparcos 2
HIP 90971 Sn 5 So 0 Nc 1
RArad 4.8580732875 DErad 0.1443085989 Plx 1.79 PmRA -0.28
PmDE -9.43 E RArad 0.32 E DErad 0.22 E Plx 0.41
E pmRA 0.39 E pmDE 0.31 Hpmag 6.4172 E Hpmag 0.0027
SHp 0.014 VA 1 BV -0.044 E BV 0.004
VI -0.02
CCDM
Ccdm 18334+0816 RComp Comp A Note1
Note2 Discov num DRAs -0.74 DDEs 5.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.4 Sp B8 PmNote *
PmRA -11 PmDE -25 Dm number +08 3741 Cat1 BD
Name2 +08 2324 Cat2 AGK2/3 HD 171247 M HD
ADS BDS A11448 M ADS BDS N IDS IDS 18286N0812A
HIC 90971
 
 
18334+0816 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183320.95+081552.0 Mag 10.31 PmRA 6.00
PmDE 0.0 Calc delta mag 3.9 Calc coord yes
CCDM
Ccdm 18334+0816 RComp Comp B Note1
Note2 Discov num STT 355 DRAs -3.10 DDEs -8.5
R dRAs 90 Year 1866 Theta 248 Rho 38.7
Obs 8 Vmag 9.7 Sp PmNote *
PmRA -2 PmDE -17 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11448 M ADS BDS N N IDS IDS 18286N0812B
HIC