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Computed Lists
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Doubles in session


Current system
18302-1844
OCC 988
HD 170433


Nearby doubles
20' : 18313-1855
TNN 10AB

23' : 18290-1858
I 1368

27' : 18314-1824
SEE 354AB

27' : 18290-1823
ARA 485

28' : 18315-1904
ARA 753

29' : 18315-1905
ARA 752

34' : 18319-1908
BU 966AB

35' : 18321-1906
RST3186

36' : 18325-1858
ARN 52AB

38' : 18317-1915
ARN 107

39' : 18325-1906
RST5116

40' : 18319-1915
TDT 930

40' : 18274-1838
LEO 17AB

44' : 18274-1900
ARA 751

45' : 18272-1852
ARA 483

47' : 18270-1835
SKF 935

48' : 18270-1830
OCC 541

53' : 18331-1918
J 2215

55' : 18267-1822
ARA 481

57' : 18262-1846
J 1743

58' : 18268-1814
FEN 30

59' : 18262-1832
CHR 236

61' : 18261-1829
ARA 478

61' : 18264-1819
ARA 480

63' : 18260-1901
TDT 863

65' : 18280-1747
RST3182



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 18302-1844 : COMPONENTS
 
 
  A
B pa=0.0°
sep=0.00"
 
 
18302-1844 A
 
 
Componente originario normalizzato AB Name HD 170433 Coord arcsec 2000 183011.84-184342.9 Mag 6.6
Spectral class K0III (yellow-orange) PmRA 35.00 PmDE -91.0 SAO 161540
HIP 90687 Tycho2 6270-02457-1 HD 170433 HR 6933
GC 25239 BD BD-18 4982
Tycho2
Tycho2 6270-02457-1 Pflag RAmdeg 277.54943507 DEmdeg -18.72879433
PmRA 34.5 PmDE -91.1 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.8 EpRAm 1991.27 EpDEm 1991.22
Num 20 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.0 BTmag 6.974 E BTmag 0.015 VTmag 5.742
E VTmag 0.010 Prox 999 TYC T HIP 90687
CCDM RAdeg 277.54935194 DEdeg -18.72858528 EpRA 1990 1.82
EpDE 1990 1.74 E RAdeg 3.8 E DEdeg 4.3 Posflg
Corr -0.1
SAO
SAO 161540 DelFlag RA1950 PmRA1950 0.0025
DE1950 PmDE1950 -0.096 Vmag 5.8 SpType K0
Double code Source 70 CatNum 25239 DM BD-18 4982
DMcomp BDsup HD 170433 M HD 0
GC 25239 RA1950rad 4.83132318 DE1950rad -0.32746507 PmRA2000 0.0026
PmDE2000 -0.095
Hipparcos
Catalog H HIP 90687 Proxy RAhms 18 30 11.84
DEdms -18 43 42.9 Vmag 5.63 VarFlag R Vmag H
RAdeg 277.549 DEdeg -18.7286 AstroRef Plx 11.13
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 170433 BD BD-18 4982
CD CP Dm number -18 4982 VIred 1.02
SpType K0III R SpType Coord arcsec 2000 183011.84-184342.9
Hipparcos 2
HIP 90687 Sn 5 So 0 Nc 1
RArad 4.8441499316 DErad -0.326875285 Plx 11.09 PmRA 34.11
PmDE -91.86 E RArad 0.43 E DErad 0.29 E Plx 0.46
E pmRA 0.55 E pmDE 0.39 Hpmag 5.7947 E Hpmag 0.0006
SHp 0.005 VA 0 BV 1.057 E BV 0.003
VI 1.02
 
 
18302-1844 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183011.84-184342.9 Mag 6.6 Calc coord yes