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Doubles in session


Current system
18306-3624
HDS 2625
HD 170368


Nearby doubles
17' : 18310-3609
RST3185AB

30' : 18325-3643
TDT 933

37' : 18304-3548
HDS2622

45' : 18337-3648
JSP 777

46' : 18269-3635
BRT1779

54' : 18297-3532
BRT1780

61' : 18344-3545
B 2454

62' : 18256-3628
OL 19

62' : 18264-3700
RST4011

73' : 18248-3642
POL 6

73' : 18348-3533
JSP 781

74' : 18253-3701
BRT1776

77' : 18361-3703
JSP 782

81' : 18348-3726
SKF2067

83' : 18268-3517
B 2866

86' : 18248-3535
BRT3331

88' : 18243-3539
BRT1774

92' : 18374-3546
JSP 784

93' : 18372-3711
BRT1783

93' : 18331-3752
BRT1781

93' : 18266-3744
BRT1778

94' : 18380-3653
B 941

96' : 18246-3523
JSP 774

99' : 18381-3702
TDT 966

99' : 18251-3738
B 1360

101' : 18345-3753
JSP 779



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 18306-3624 : COMPONENTS
 
 
  A
B pa=346.4°
sep=8.36"
 
 
18306-3624 A
 
 
Componente originario normalizzato AB Name HD 170368 Coord arcsec 2000 183035.72-362423.9 Mag 9.65
Spectral class A7V (white) PmRA 9.00 PmDE -7.0 HIP 90724
Tycho2 7406-01577-1 HD 170368 CD CD-3612714
Tycho2
Tycho2 7406-01577-1 Pflag RAmdeg 277.64884412 DEmdeg -36.40663222
PmRA 8.7 PmDE -7.0 E RAmdeg 12 E DEmdeg 18
E pmRA 1.4 E pmDE 1.8 EpRAm 1989.46 EpDEm 1989.54
Num 6 Q RAmdeg 0.7 Q DEmdeg 1.8 Q pmRA 0.6
Q pmDE 1.8 BTmag 10.148 E BTmag 0.027 VTmag 9.646
E VTmag 0.025 Prox 50 TYC T HIP 90724
CCDM A RAdeg 277.64881944 DEdeg -36.40661778 EpRA 1990 1.85
EpDE 1990 1.76 E RAdeg 13.3 E DEdeg 19.1 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 90724 Proxy H RAhms 18 30 35.71
DEdms -36 24 23.8 Vmag 9.09 VarFlag R Vmag H
RAdeg 277.649 DEdeg -36.4066 AstroRef A Plx 34.32
CCDM 18306-3624 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual C M HIP AB
Theta 270 Rho 4.938 HD 170368 BD
CD CD-3612714 CP Dm number -3612714 VIred 0.29
SpType A7V+... R SpType Coord arcsec 2000 183035.71-362423.8
Hipparcos 2
HIP 90724 Sn 15 So 3 Nc 2
RArad 4.8458858395 DErad -0.6354153473 Plx -25.11 PmRA 32.61
PmDE -39.08 E RArad 15.68 E DErad 11.41 E Plx 19.5
E pmRA 24.65 E pmDE 16.76 Hpmag 9.1583 E Hpmag 0.0025
SHp 0.022 VA 0 BV 0.261 E BV 0.1
VI 0.29
CCDM
Ccdm 18306-3624 RComp Comp A Note1
Note2 Discov num DRAs -0.26 DDEs -23.8
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.7 Sp A7 PmNote *
PmRA 43 PmDE -2 Dm number -3612714 Cat1 CD
Name2 Cat2 HD 170368 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 90724
 
 
18306-3624 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183035.56-362415.8 Mag 10.21 Spectral class ...
PmRA 5.00 PmDE -1.0 Tycho2 7406-01577-2 Calc delta mag 0.56
Calc coord yes
Tycho2
Tycho2 7406-01577-2 Pflag RAmdeg 277.64797338 DEmdeg -36.40437400
PmRA 5.1 PmDE -6.1 E RAmdeg 25 E DEmdeg 35
E pmRA 2.1 E pmDE 2.1 EpRAm 1989.73 EpDEm 1987.64
Num 5 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.8 BTmag 11.139 E BTmag 0.056 VTmag 10.209
E VTmag 0.039 Prox 85 TYC T HIP
CCDM RAdeg 277.64795917 DEdeg -36.40435972 EpRA 1990 1.85
EpDE 1990 1.75 E RAdeg 24.7 E DEdeg 35.5 Posflg
Corr 0.1
CCDM
Ccdm 18306-3624 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.66 DDEs -23.8
R dRAs 82 Year 1991 Theta 270 Rho 4.9
Obs 1 Vmag 10.1 Sp PmNote *
PmRA 43 PmDE -2 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 90724