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Current system
20013+3426
SEI 790
HD 227137


Nearby doubles
10' : 20016+3435
COU1947

11' : 20016+3417
SEI 793

14' : 20004+3434
SEI 779

14' : 20005+3418
SEI 780

15' : 20025+3427
SEI 811

15' : 20002+3429
POP 61

15' : 20001+3423
HU 1308AB

18' : 20020+3411
SEI 800

20' : 19598+3432
LEP 168

23' : 20031+3421
BKO 525

24' : 20030+3416
BKO 524

24' : 20032+3421
SEI 820

26' : 20012+3451
SEI 788

27' : 20015+3452
POP 63

27' : 20034+3432
TDS1036

27' : 20034+3420
SEI 823

28' : 20016+3358
SEI 794

32' : 20025+3450
SEI 812

34' : 19597+3359
FRT 2AB

34' : 19586+3424
SEI 754AB

35' : 20033+3403
SEI 822

35' : 20035+3448
SEI 824

35' : 20041+3419
SEI 834

36' : 20027+3355
BKO 522AB

36' : 20023+3354
SEI 804

36' : 19589+3447
TDT1897



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 20013+3426 : COMPONENTS
 
 
  A
B pa=121.0°
sep=21.51"
 
 
20013+3426 A
 
 
Componente originario normalizzato AB Name HD 227137 Coord arcsec 2000 200118.95+342602.6 Mag 10.54
Spectral class A0 (white) PmRA 8.00 PmDE -6.0 Tycho2 2678-01403-1
HD 227137
Tycho2
Tycho2 2678-01403-1 Pflag RAmdeg 300.32895486 DEmdeg 34.43405523
PmRA 7.9 PmDE -6.4 E RAmdeg 25 E DEmdeg 23
E pmRA 1.6 E pmDE 1.6 EpRAm 1986.46 EpDEm 1987.69
Num 6 Q RAmdeg 1.3 Q DEmdeg 0.3 Q pmRA 1.2
Q pmDE 0.4 BTmag 10.920 E BTmag 0.045 VTmag 10.543
E VTmag 0.043 Prox 250 TYC T HIP
CCDM RAdeg 300.32893222 DEdeg 34.43406917 EpRA 1990 1.55
EpDE 1990 1.76 E RAdeg 29.2 E DEdeg 26.0 Posflg
Corr 0.2
CCDM
Ccdm 20013+3426 RComp Comp A Note1
Note2 Discov num DRAs 0.93 DDEs 3.0
R dRAs 65 Year Theta Rho
Obs 2 Vmag 9.2 Sp PmNote
PmRA PmDE Dm number +34 3838 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19575N3409A
HIC
 
 
20013+3426 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200120.44+342551.5 Mag 12.14 PmRA -1.00
PmDE -2.0 Tycho2 2678-01437-1 Calc delta mag 1.6 Calc coord yes
Tycho2
Tycho2 2678-01437-1 Pflag RAmdeg 300.33645098 DEmdeg 34.43089413
PmRA -2.1 PmDE -5.5 E RAmdeg 86 E DEmdeg 80
E pmRA 3.0 E pmDE 2.8 EpRAm 1977.26 EpDEm 1979.61
Num 4 Q RAmdeg 2.1 Q DEmdeg 0.5 Q pmRA 2.1
Q pmDE 0.5 BTmag 12.802 E BTmag 0.246 VTmag 12.039
E VTmag 0.172 Prox 250 TYC HIP
CCDM RAdeg 300.33644083 DEdeg 34.43090611 EpRA 1990 1.57
EpDE 1990 1.77 E RAdeg 97.1 E DEdeg 87.8 Posflg
Corr 0.2
CCDM
Ccdm 20013+3426 RComp Comp B Note1
Note2 Discov num SEI 790 DRAs 2.78 DDEs -8.3
R dRAs 65 Year 1894 Theta 117 Rho 25.6
Obs 1 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19575N3409B
HIC