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Doubles in session


Current system
21090+0643
STT 428
HD 201364


Nearby doubles
20' : 21080+0630
SKF2741

26' : 21093+0618
TDT2789

45' : 21092+0728
KPP 485

51' : 21119+0710
BRT2189

52' : 21117+0715
UC 4399

53' : 21124+0656
BRT2190

54' : 21126+0644
KPP 6

55' : 21096+0550
TDT2793

59' : 21053+0704
ENG 80AB

59' : 21089+0741
GRV 424

63' : 21068+0737
GRV 419

67' : 21080+0539
HJ 3011AB

71' : 21054+0557
BUP 224

71' : 21133+0714
UC 4410

73' : 21135+0713
BU 270AB

74' : 21128+0729
UC 4405

77' : 21131+0558
GWP3043AB

80' : 21139+0715
UC 4413

81' : 21124+0745
J 576

81' : 21143+0705
HJ 3015

87' : 21137+0735
KPP 487

89' : 21030+0650
GRV 406

90' : 21141+0729
UC 4414

90' : 21143+0725
UC 4415

91' : 21045+0746
BU 269

92' : 21059+0803
OSO 140



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 21090+0643 : COMPONENTS
 
 
  A
B pa=255.6°
sep=23.86"
 
 
21090+0643 A
 
 
Componente originario normalizzato AB Name HD 201364 Coord arcsec 2000 210859.63+064324.5 Mag 8.41
Spectral class F0V (yellow-white) PmRA -5.00 PmDE 5.0 SAO 126576
HIP 104399 Tycho2 0539-00714-1 HD 201364 BD BD+06 4759
Tycho2
Tycho2 0539-00714-1 Pflag RAmdeg 317.24846954 DEmdeg 6.72347426
PmRA -3.6 PmDE 4.9 E RAmdeg 8 E DEmdeg 9
E pmRA 2.8 E pmDE 2.7 EpRAm 1991.62 EpDEm 1991.50
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.9 BTmag 8.809 E BTmag 0.020 VTmag 8.413
E VTmag 0.016 Prox 242 TYC T HIP 104399
CCDM A RAdeg 317.24847778 DEdeg 6.72346306 EpRA 1990 1.73
EpDE 1990 1.64 E RAdeg 7.9 E DEdeg 9.4 Posflg
Corr 0.1
SAO
SAO 126576 DelFlag RA1950 PmRA1950 -0.0023
DE1950 PmDE1950 0.015 Vmag 8.3 SpType A5
Double code Source 32 CatNum 10594 DM BD+06 4759
DMcomp BDsup HD 201364 M HD 0
GC RA1950rad 5.52623275 DE1950rad 0.11379474 PmRA2000 -0.0022
PmDE2000 0.011
Hipparcos
Catalog H HIP 104399 Proxy RAhms 21 08 59.64
DEdms +06 43 24.5 Vmag 8.43 VarFlag R Vmag G
RAdeg 317.249 DEdeg 6.72346 AstroRef A Plx 23.67
CCDM 21090+0643 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 201364 BD BD+06 4759
CD CP Dm number +06 4759 VIred 0.46
SpType A5 R SpType Coord arcsec 2000 210859.64+064324.5
Hipparcos 2
HIP 104399 Sn 95 So 3 Nc 1
RArad 5.537030462 DErad 0.1173465377 Plx 7.02 PmRA -10.51
PmDE 2.9 E RArad 1.05 E DErad 1.09 E Plx 1.38
E pmRA 1.46 E pmDE 1.1 Hpmag 8.5006 E Hpmag 0.0294
SHp 0.025 VA 0 BV 0.393 E BV 0.015
VI 0.46
CCDM
Ccdm 21090+0643 RComp Comp A Note1
Note2 Discov num DRAs -0.39 DDEs 25.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp A5 PmNote *
PmRA -9 PmDE 18 Dm number +06 4759 Cat1 BD
Name2 +06 2893 Cat2 AGK2/3 HD 201364 M HD
ADS BDS B10766 M ADS BDS N IDS IDS 21041N0618A
HIC 104399
 
 
21090+0643 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210858.08+064318.6 Mag 9.93 Spectral class F6V (yellow-white)
PmRA -46.00 PmDE 8.0 HIP 104397 Tycho2 0539-00708-1
Calc delta mag 1.52 Calc coord yes
Tycho2
Tycho2 0539-00708-1 Pflag RAmdeg 317.24189768 DEmdeg 6.72182058
PmRA -7.6 PmDE 4.7 E RAmdeg 29 E DEmdeg 30
E pmRA 2.2 E pmDE 2.1 EpRAm 1989.49 EpDEm 1989.06
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 10.482 E BTmag 0.050 VTmag 9.926
E VTmag 0.043 Prox 242 TYC HIP 104397
CCDM B RAdeg 317.24191528 DEdeg 6.72181000 EpRA 1990 1.68
EpDE 1990 1.79 E RAdeg 28.7 E DEdeg 31.4 Posflg D
Corr 0.1
Hipparcos
Catalog H HIP 104397 Proxy RAhms 21 08 58.07
DEdms +06 43 18.5 Vmag 10.28 VarFlag R Vmag H
RAdeg 317.242 DEdeg 6.7218 AstroRef B Plx 17.48
CCDM 21090+0643 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.64
SpType F8 R SpType Coord arcsec 2000 210858.07+064318.5
Hipparcos 2
HIP 104397 Sn 95 So 3 Nc 1
RArad 5.5369163071 DErad 0.1173176623 Plx -2.49 PmRA 1.68
PmDE -2.92 E RArad 12.27 E DErad 11.18 E Plx 16.33
E pmRA 16.05 E pmDE 11.65 Hpmag 10.2136 E Hpmag 0.108
SHp 0 VA 0 BV 0.572 E BV 0.072
VI 0.64
CCDM
Ccdm 21090+0643 RComp Comp B Note1
Note2 Discov num STT 428 DRAs -2.02 DDEs 18.7
R dRAs 10 Year 1866 Theta 256 Rho 24.2
Obs 7 Vmag 10.0 Sp PmNote *
PmRA -26 PmDE 13 Dm number Cat1
Name2 +06 2892 Cat2 AGK2/3 HD M HD
ADS BDS B10766 M ADS BDS N N IDS IDS 21041N0618B
HIC 104397