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Doubles in session


Current system
18233-4247
COO 224
HD 168755


Nearby doubles
18' : 18224-4232
TDT 820

19' : 18228-4304
KPP3112

42' : 18205-4219
DON 889

44' : 18269-4228
BRT1054

48' : 18270-4223
BRT1055

54' : 18195-4213
BRT1042

62' : 18289-4246
CPO9267

62' : 18251-4148
BRT1050

64' : 18211-4344
BRT1045

65' : 18175-4245
CPO 579

67' : 18287-4318
DON 903

69' : 18295-4243
DON 904

71' : 18274-4154
TDT 883

72' : 18298-4241
BRT1059

76' : 18297-4221
BRT1060

77' : 18200-4354
HDS2591

80' : 18162-4304
LDS 631

81' : 18243-4407
DUN 221

83' : 18293-4157
B 2449

84' : 18210-4406
DON 890

84' : 18210-4407
TDT 813

85' : 18171-4336
HDS2583

85' : 18161-4316
I 1357

86' : 18309-4307
BRT1061

89' : 18218-4413
I 1363

89' : 18302-4202
CPO 587



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 18233-4247 : COMPONENTS
 
 
  A
B pa=143.8°
sep=2.63"
 
 
18233-4247 A
 
 
Componente originario normalizzato AB Name HD 168755 Coord arcsec 2000 182319.11-424647.9 Mag 8.83
Spectral class F5IV/V (yellow-white) PmRA -12.00 PmDE -82.0 SAO 228967
HIP 90109 Tycho2 7909-03121-1 HD 168755 GC 25070
CD CD-4213180 CP CP-42 8378
Tycho2
Tycho2 7909-03121-1 Pflag P RAmdeg 275.82962922 DEmdeg -42.77996260
PmRA -14.2 PmDE -81.7 E RAmdeg 11 E DEmdeg 14
E pmRA 2.4 E pmDE 2.1 EpRAm 1991.48 EpDEm 1991.16
Num 3 Q RAmdeg 1.5 Q DEmdeg 1.9 Q pmRA 1.5
Q pmDE 2.0 BTmag 9.257 E BTmag 0.024 VTmag 8.828
E VTmag 0.021 Prox 31 TYC T HIP 90109
CCDM A RAdeg 275.82933250 DEdeg -42.77952028 EpRA 1990 1.72
EpDE 1990 1.63 E RAdeg 10.9 E DEdeg 13.9 Posflg
Corr -0.3
SAO
SAO 228967 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 -0.122 Vmag 8 SpType F5
Double code Source 70 CatNum 25070 DM CD-4213180
DMcomp BDsup HD 168755 M HD 0
GC 25070 RA1950rad 4.79847573 DE1950rad -0.7470962 PmRA2000 -0.0012
PmDE2000 -0.123
Hipparcos
Catalog H HIP 90109 Proxy H RAhms 18 23 19.04
DEdms -42 46 46.2 Vmag 8.01 VarFlag R Vmag H
RAdeg 275.829 DEdeg -42.7795 AstroRef A Plx 10.15
CCDM 18233-4247 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 135 Rho 3.097 HD 168755 BD
CD CD-4213180 CP CP-42 8378 Dm number -4213180 VIred -0.21
SpType F5IV/V R SpType Coord arcsec 2000 182319.04-424646.2
Hipparcos 2
HIP 90109 Sn 15 So 3 Nc 2
RArad 4.814130009 DErad -0.7466433039 Plx 11.36 PmRA -14.3
PmDE -81.99 E RArad 2.72 E DErad 1.83 E Plx 1.75
E pmRA 3.42 E pmDE 1.99 Hpmag 8.1073 E Hpmag 0.0022
SHp 0.017 VA 0 BV 0.401 E BV 0.03
VI 0.47
CCDM
Ccdm 18233-4247 RComp Comp A Note1
Note2 Discov num DRAs 1.05 DDEs 12.9
R dRAs 12 Year Theta Rho
Obs 2 Vmag 8.6 Sp F5 PmNote
PmRA -18 PmDE -127 Dm number -4213180 Cat1 CD
Name2 228967 Cat2 SAO HD 168755 M HD
ADS BDS M ADS BDS N IDS IDS 18161S4250A
HIC 90109
 
 
18233-4247 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182319.25-424650.0 Mag 8.98 PmRA -12.00
PmDE -82.0 HIP 90109 Tycho2 7909-01656-1 Calc delta mag 0.15
Calc coord yes
Tycho2
Tycho2 7909-01656-1 Pflag P RAmdeg 275.82962922 DEmdeg -42.77996260
PmRA -14.2 PmDE -81.7 E RAmdeg 11 E DEmdeg 14
E pmRA 2.4 E pmDE 2.1 EpRAm 1991.48 EpDEm 1991.16
Num 3 Q RAmdeg 1.5 Q DEmdeg 1.9 Q pmRA 1.5
Q pmDE 2.0 BTmag 9.467 E BTmag 0.021 VTmag 8.979
E VTmag 0.016 Prox 31 TYC T HIP 90109
CCDM B RAdeg 275.83015972 DEdeg -42.78013222 EpRA 1990 1.74
EpDE 1990 1.64 E RAdeg 8.5 E DEdeg 11.7 Posflg D
Corr 0.1
Hipparcos
Catalog H HIP 90109 Proxy H RAhms 18 23 19.04
DEdms -42 46 46.2 Vmag 8.01 VarFlag R Vmag H
RAdeg 275.829 DEdeg -42.7795 AstroRef A Plx 10.15
CCDM 18233-4247 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 135 Rho 3.097 HD 168755 BD
CD CD-4213180 CP CP-42 8378 Dm number -4213180 VIred -0.21
SpType F5IV/V R SpType Coord arcsec 2000 182319.04-424646.2
Hipparcos 2
HIP 90109 Sn 15 So 3 Nc 2
RArad 4.814130009 DErad -0.7466433039 Plx 11.36 PmRA -14.3
PmDE -81.99 E RArad 2.72 E DErad 1.83 E Plx 1.75
E pmRA 3.42 E pmDE 1.99 Hpmag 8.1073 E Hpmag 0.0022
SHp 0.017 VA 0 BV 0.401 E BV 0.03
VI 0.47
CCDM
Ccdm 18233-4247 RComp Comp B Note1
Note2 Discov num COO 224 DRAs DDEs
R dRAs Year 1935 Theta 137 Rho 3.2
Obs 8 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18161S4250B
HIC 90109