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Doubles in session


Current system
18146-3654
B 935
HD 166970


Nearby doubles
19' : 18160-3703
B 1355

21' : 18130-3651
B 931

24' : 18156-3633
RST3165

28' : 18128-3711
B 930

32' : 18153-3623
B 1354AB

32' : 18121-3703
SEE 347

33' : 18166-3717
WFC 284

35' : 18127-3629
B 928

37' : 18176-3646
BU 760AB

40' : 18179-3654
B 2441

40' : 18172-3719
RST3168

44' : 18142-3737
B 934AB

54' : 18142-3747
RST3163

56' : 18114-3615
RST3160

59' : 18131-3750
B 932

61' : 18197-3700
RST3172

73' : 18207-3647
B 1356

77' : 18090-3617
SHY 738AB

83' : 18155-3532
BRT1763

85' : 18215-3715
B 2445

86' : 18085-3612
BRT1757

86' : 18202-3601
BRT1769

87' : 18180-3538
B 425AB

87' : 18165-3817
RST2041

87' : 18114-3812
RSS 477

88' : 18074-3652
RSS 473



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 18146-3654 : COMPONENTS
 
 
  A
B pa=187.3°
sep=0.15"
 
 
18146-3654 A
 
 
Componente originario normalizzato AB Name HD 166970 Coord arcsec 2000 181438.77-365356.0 Mag 8.5
Spectral class A0V (white) PmRA 5.00 PmDE -23.0 SAO 209897
HIP 89399 Tycho2 7404-00679-1 HD 166970 CD CD-3612361
CP CP-36 8087
Tycho2
Tycho2 7404-00679-1 Pflag RAmdeg 273.66152344 DEmdeg -36.89892569
PmRA -3.8 PmDE -14.3 E RAmdeg 5 E DEmdeg 6
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.33 EpDEm 1991.08
Num 13 Q RAmdeg 1.4 Q DEmdeg 1.3 Q pmRA 1.3
Q pmDE 1.3 BTmag 7.842 E BTmag 0.016 VTmag 7.791
E VTmag 0.012 Prox 999 TYC T HIP 89399
CCDM RAdeg 273.66153389 DEdeg -36.89889278 EpRA 1990 1.78
EpDE 1990 1.71 E RAdeg 5.0 E DEdeg 6.2 Posflg
Corr 0.0
SAO
SAO 209897 DelFlag RA1950 PmRA1950 0.001
DE1950 PmDE1950 -0.038 Vmag 7.9 SpType B9
Double code Source 41 CatNum 9331 DM CD-3612361
DMcomp BDsup HD 166970 M HD 0
GC RA1950rad 4.76146866 DE1950rad -0.64428207 PmRA2000 0.001
PmDE2000 -0.038
Hipparcos
Catalog H HIP 89399 Proxy RAhms 18 14 38.77
DEdms -36 53 56.0 Vmag 7.8 VarFlag R Vmag H
RAdeg 273.662 DEdeg -36.8989 AstroRef Plx 5.11
CCDM 18146-3654 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 166970 BD
CD CD-3612361 CP CP-36 8087 Dm number -3612361 VIred 0.05
SpType A0V R SpType Coord arcsec 2000 181438.77-365356.0
Hipparcos 2
HIP 89399 Sn 5 So 0 Nc 1
RArad 4.7762948436 DErad -0.6440071526 Plx 3.32 PmRA -0.43
PmDE -12.66 E RArad 0.87 E DErad 0.5 E Plx 0.9
E pmRA 1.08 E pmDE 0.55 Hpmag 7.82 E Hpmag 0.0016
SHp 0.011 VA 0 BV 0.041 E BV 0.015
VI 0.06
CCDM
Ccdm 18146-3654 RComp Comp A Note1
Note2 Discov num DRAs 2.75 DDEs 3.3
R dRAs 41 Year Theta Rho
Obs 2 Vmag 8.5 Sp B9 PmNote *
PmRA 12 PmDE -38 Dm number -3612361 Cat1 CD
Name2 209897 Cat2 SAO HD 166970 M HD
ADS BDS M ADS BDS N IDS IDS 18078S3656A
HIC 89399
 
 
18146-3654 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181438.77-365356.2 Mag 8.7 Calc delta mag 0.2
Calc coord yes
CCDM
Ccdm 18146-3654 RComp Comp B Note1
Note2 Discov num B 935 DRAs DDEs
R dRAs Year 1936 Theta 099 Rho 0.2
Obs 2 Vmag 8.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18078S3656B
HIC 89399