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Current system
21376+5546
BU 686 AB
HD 206054


Nearby doubles
11' : 21388+5548
BU 687AB

21' : 21373+5606
STI2578

24' : 21399+5533
TDT3096

27' : 21345+5545
STI2572

28' : 21351+5538
STI2574

38' : 21359+5511
STI2575

39' : 21345+5517
STI2573

44' : 21329+5607
HJ 1658

48' : 21391+5500
STI2580

52' : 21437+5555
STI2589

52' : 21427+5615
STI2586

53' : 21434+5526
ES 1010

54' : 21346+5633
A 1893AB

54' : 21439+5540
A 1895

56' : 21405+5636
CON 41AB

58' : 21366+5449
A 1699

63' : 21413+5640
NSN 746

63' : 21327+5459
HDS3063

64' : 21450+5554
HDS3097

66' : 21353+5648
TDT3045

66' : 21442+5513
A 1896

71' : 21395+5438
ES 1008

73' : 21384+5658
LEE 1AB

74' : 21377+5659
MLR 583

74' : 21429+5448
STI2587

76' : 21314+5641
TDT3007



Selections
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Binary Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 21376+5546 : COMPONENTS
 
 
  A B C
B pa=327.3°
sep=0.79"
 
C pa=5.4°
sep=41.04"
pa=6.1°
sep=40.42"
 
D pa=295.3°
sep=24.63"
pa=294.3°
sep=23.96"
pa=220.7°
sep=40.02"
 
 
21376+5546 A
 
 
Name HD 206054 Coord arcsec 2000 213734.70+554548.7 Mag 9.39 Spectral class A (white)
PmRA -1.00 PmDE -19.0 SAO 33594 HIP 106762
Tycho2 3971-00045-1 HD 206054 BD BD+55 2610
Tycho2
Tycho2 3971-00045-1 Pflag RAmdeg 324.39456748 DEmdeg 55.76348973
PmRA -1.4 PmDE -19.2 E RAmdeg 11 E DEmdeg 11
E pmRA 1.6 E pmDE 1.7 EpRAm 1990.60 EpDEm 1990.68
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.5 Q pmRA 0.9
Q pmDE 1.6 BTmag 9.563 E BTmag 0.021 VTmag 9.394
E VTmag 0.020 Prox 10 TYC T HIP 106762
CCDM A RAdeg 324.39457472 DEdeg 55.76353139 EpRA 1990 1.70
EpDE 1990 1.74 E RAdeg 10.8 E DEdeg 11.2 Posflg
Corr 0.0
SAO
SAO 33594 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.005 Vmag 8.9 SpType A
Double code Source 38 CatNum 12367 DM BD+55 2610
DMcomp BDsup HD 206054 M HD 0
GC RA1950rad 5.65472957 DE1950rad 0.96932165 PmRA2000 -0.0006
PmDE2000 -0.008
Hipparcos
Catalog H HIP 106762 Proxy H RAhms 21 37 34.70
DEdms +55 45 48.7 Vmag 9.23 VarFlag R Vmag H
RAdeg 324.395 DEdeg 55.7635 AstroRef A Plx 1.37
CCDM 21376+5546 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 308 Rho 0.999 HD 206054 BD BD+55 2610
CD CP Dm number +55 2610 VIred 0.13
SpType A R SpType Coord arcsec 2000 213734.70+554548.7
Hipparcos 2
HIP 106762 Sn 15 So 3 Nc 2
RArad 5.6617533674 DErad 0.973257259 Plx 1.6 PmRA -4.36
PmDE -16.26 E RArad 0.91 E DErad 0.92 E Plx 1.13
E pmRA 0.97 E pmDE 1.13 Hpmag 9.2992 E Hpmag 0.0021
SHp 0.02 VA 0 BV 0.23 E BV 0.026
VI 0.26
CCDM
Ccdm 21376+5546 RComp Comp A Note1
Note2 Discov num DRAs -1.35 DDEs -11.4
R dRAs 10 Year Theta Rho
Obs 4 Vmag 9.0 Sp A PmNote *
PmRA -13 PmDE -16 Dm number +55 2610 Cat1 BD
Name2 +55 1482 Cat2 AGK2/3 HD 206054 M HD
ADS BDS A15154 M ADS BDS N IDS IDS 21344N5518A
HIC 106762
 
 
21376+5546 B
 
 
Coord arcsec 2000 213734.65+554549.4 Mag 11.22 PmRA -4.00 PmDE -17.0
Calc delta mag 1.83 Calc coord yes
CCDM
Ccdm 21376+5546 RComp Comp B Note1
Note2 Discov num BU 686 DRAs DDEs
R dRAs Year 1877 Theta 302 Rho 0.8
Obs 13 Vmag 11.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15154 M ADS BDS N IDS IDS 21344N5518B
HIC 106762
 
 
21376+5546 C
 
 
Coord arcsec 2000 213735.16+554629.6 Mag 9.05 PmRA -5.00 PmDE -14.0
SAO 33597 HIP 106763 Tycho2 3971-02115-1 HD 206055
BD BD+55 2611 Calc delta mag 0.34 Calc coord yes
Tycho2
Tycho2 3971-02115-1 Pflag RAmdeg 324.39815559 DEmdeg 55.77481743
PmRA -4.9 PmDE -13.1 E RAmdeg 9 E DEmdeg 9
E pmRA 1.6 E pmDE 1.7 EpRAm 1990.94 EpDEm 1991.00
Num 8 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.6 BTmag 9.366 E BTmag 0.019 VTmag 9.050
E VTmag 0.017 Prox 409 TYC T HIP 106763
CCDM RAdeg 324.39817528 DEdeg 55.77484722 EpRA 1990 1.70
EpDE 1990 1.73 E RAdeg 9.0 E DEdeg 9.2 Posflg
Corr 0.0
SAO
SAO 33597 DelFlag RA1950 PmRA1950 -0.0001
DE1950 PmDE1950 -0.005 Vmag 8.9 SpType A
Double code Source 38 CatNum 12369 DM BD+55 2611
DMcomp BDsup HD 206055 M HD 0
GC RA1950rad 5.65479514 DE1950rad 0.9695183 PmRA2000 0.0003
PmDE2000 -0.008
Hipparcos
Catalog H HIP 106763 Proxy RAhms 21 37 35.56
DEdms +55 46 29.5 Vmag 9.06 VarFlag R Vmag H
RAdeg 324.398 DEdeg 55.7749 AstroRef Plx 2.23
CCDM 21376+5546 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 206055 BD BD+55 2611
CD CP Dm number +55 2611 VIred 0.26
SpType A R SpType Coord arcsec 2000 213735.56+554629.5
Hipparcos 2
HIP 106763 Sn 5 So 0 Nc 1
RArad 5.6618164415 DErad 0.9734548102 Plx 2.38 PmRA -3.61
PmDE -15.57 E RArad 0.7 E DErad 0.72 E Plx 0.88
E pmRA 0.77 E pmDE 0.88 Hpmag 9.1431 E Hpmag 0.0023
SHp 0.017 VA 0 BV 0.309 E BV 0.025
VI 0.35
CCDM
Ccdm 21376+5546 RComp Comp C Note1
Note2 Discov num STT4220 DRAs -0.46 DDEs 29.3
R dRAs 10 Year 1875 Theta 011 Rho 41.2
Obs 7 Vmag 9.7 Sp A PmNote *
PmRA -8 PmDE -11 Dm number +55 2611 Cat1 BD
Name2 +55 1483 Cat2 AGK2/3 HD 206055 M HD
ADS BDS A15154 M ADS BDS N IDS IDS 21344N5518C
HIC 106763
 
 
21376+5546 D
 
 
Coord arcsec 2000 213732.06+554559.2 Mag 11.57 PmRA 8.00 PmDE 3.0
Calc delta mag 2.18 Calc coord yes
CCDM
Ccdm 21376+5546 RComp Comp D Note1
Note2 Discov num STT4220 DRAs DDEs
R dRAs Year 1910 Theta 283 Rho 41.7
Obs 2 Vmag 11.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15154 M ADS BDS N IDS IDS 21344N5518D
HIC