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Doubles in session


Current system
18384+2842
STF 2356
HD 172325


Nearby doubles
9' : 18387+2847
L 25

15' : 18373+2845
SLE 99

17' : 18387+2858
L 53

19' : 18388+2823
SLE 103

20' : 18379+2823
AG 362

24' : 18383+2818
SLE 361

27' : 18404+2845
MLB 466AB

30' : 18381+2911
TDT 965

39' : 18413+2844
MMA 16

39' : 18369+2915
SLE 98

41' : 18353+2842
OSO 101AB

45' : 18350+2844
STF2344

45' : 18349+2840
LDS4791

46' : 18414+2820
TDT 999

46' : 18398+2800
COU 640AB

50' : 18411+2808
SLE 104

52' : 18421+2857
HDS2648

52' : 18422+2851
LDS4795

56' : 18386+2937
J 525

61' : 18396+2940
SLE 102

65' : 18422+2922
RAO 396

66' : 18338+2816
MLB 568

69' : 18332+2835
MLB 691

70' : 18421+2753
TDT1009

73' : 18393+2731
TDT 976

78' : 18355+2735
KPP1647



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 18384+2842 : COMPONENTS
 
 
  A
B pa=59.4°
sep=0.90"
 
 
18384+2842 A
 
 
Componente originario normalizzato AB Name HD 172325 Coord arcsec 2000 183822.51+284149.7 Mag 8.79
Spectral class F0 (yellow-white) PmRA -1.00 PmDE -19.0 SAO 86271
HIP 91392 Tycho2 2119-00363-1 HD 172325 GC 25499
BD BD+28 3040
Tycho2
Tycho2 2119-00363-1 Pflag P RAmdeg 279.59379277 DEmdeg 28.69712908
PmRA -0.8 PmDE -19.4 E RAmdeg 10 E DEmdeg 9
E pmRA 1.9 E pmDE 1.9 EpRAm 1991.10 EpDEm 1991.33
Num 5 Q RAmdeg 1.7 Q DEmdeg 0.4 Q pmRA 1.7
Q pmDE 0.4 BTmag 10.019 E BTmag 0.025 VTmag 8.787
E VTmag 0.014 Prox 11 TYC T HIP 91392
CCDM A RAdeg 279.59357139 DEdeg 28.69707056 EpRA 1990 1.47
EpDE 1990 1.67 E RAdeg 10.2 E DEdeg 8.9 Posflg D
Corr 0.0
SAO
SAO 86271 DelFlag RA1950 PmRA1950 0.0005
DE1950 PmDE1950 -0.039 Vmag 8 SpType F0
Double code Source 70 CatNum 25499 DM BD+28 3040
DMcomp BDsup HD 172325 M HD 0
GC 25499 RA1950rad 4.8712713 DE1950rad 0.50006878 PmRA2000 0.0007
PmDE2000 -0.04
Hipparcos
Catalog H HIP 91392 Proxy H RAhms 18 38 22.46
DEdms +28 41 49.4 Vmag 8.18 VarFlag R Vmag G
RAdeg 279.594 DEdeg 28.6971 AstroRef A Plx 3
CCDM 18384+2842 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 62 Rho 1.108 HD 172325 BD BD+28 3040
CD CP Dm number +28 3040 VIred 0.72
SpType F0 R SpType Coord arcsec 2000 183822.46+284149.4
Hipparcos 2
HIP 91392 Sn 15 So 3 Nc 2
RArad 4.8798283316 DErad 0.5008583409 Plx 1.67 PmRA -2.68
PmDE -19.12 E RArad 0.71 E DErad 1.03 E Plx 1.3
E pmRA 0.84 E pmDE 1.07 Hpmag 8.303 E Hpmag 0.0018
SHp 0.019 VA 0 BV 0.657 E BV 0.014
VI 0.72
CCDM
Ccdm 18384+2842 RComp Comp A Note1
Note2 Discov num DRAs -1.52 DDEs -10.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.4 Sp F0 PmNote *
PmRA -3 PmDE -24 Dm number +28 3040 Cat1 BD
Name2 +28 1823 Cat2 AGK2/3 HD 172325 M HD
ADS BDS A11529 M ADS BDS N IDS IDS 18344N2837A
HIC 91392
 
 
18384+2842 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183822.57+284150.2 Mag 9.23 PmRA -1.00
PmDE -19.0 HIP 91392 Tycho2 2119-00363-2 Calc delta mag 0.44
Calc coord yes
Tycho2
Tycho2 2119-00363-2 Pflag P RAmdeg 279.59379277 DEmdeg 28.69712908
PmRA -0.8 PmDE -19.4 E RAmdeg 10 E DEmdeg 9
E pmRA 1.9 E pmDE 1.9 EpRAm 1991.10 EpDEm 1991.33
Num 5 Q RAmdeg 1.7 Q DEmdeg 0.4 Q pmRA 1.7
Q pmDE 0.4 BTmag 9.372 E BTmag 0.019 VTmag 9.234
E VTmag 0.017 Prox 11 TYC T HIP 91392
CCDM B RAdeg 279.59388000 DEdeg 28.69721306 EpRA 1990 1.48
EpDE 1990 1.67 E RAdeg 9.7 E DEdeg 8.5 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 91392 Proxy H RAhms 18 38 22.46
DEdms +28 41 49.4 Vmag 8.18 VarFlag R Vmag G
RAdeg 279.594 DEdeg 28.6971 AstroRef A Plx 3
CCDM 18384+2842 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 62 Rho 1.108 HD 172325 BD BD+28 3040
CD CP Dm number +28 3040 VIred 0.72
SpType F0 R SpType Coord arcsec 2000 183822.46+284149.4
Hipparcos 2
HIP 91392 Sn 15 So 3 Nc 2
RArad 4.8798283316 DErad 0.5008583409 Plx 1.67 PmRA -2.68
PmDE -19.12 E RArad 0.71 E DErad 1.03 E Plx 1.3
E pmRA 0.84 E pmDE 1.07 Hpmag 8.303 E Hpmag 0.0018
SHp 0.019 VA 0 BV 0.657 E BV 0.014
VI 0.72
CCDM
Ccdm 18384+2842 RComp Comp B Note1
Note2 Discov num STF2356 DRAs DDEs
R dRAs Year 1958 Theta 061 Rho 1.0
Obs 99 Vmag 9.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11529 M ADS BDS N IDS IDS 18344N2837B
HIC 91392