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Doubles in session


Current system
20209+3928
HO 127


Nearby doubles
7' : 20207+3922
SEI1094

8' : 20208+3922
BKO 568

9' : 20203+3924
A 1427AB

10' : 20203+3922
SEI1091

10' : 20208+3919
TDT2196

11' : 20206+3919
TDS1061

11' : 20203+3920
SEI1090

11' : 20210+3919
SEI1097AB

12' : 20201+3921
ES 2050AB

13' : 20203+3919
BKO 566

13' : 20206+3917
BKO 567AB

13' : 20199+3933
HO 593

14' : 20200+3921
MLB 882

22' : 20192+3938
ES 2051

23' : 20215+3950
SEI1103

24' : 20191+3916
TRN 28AB

26' : 20188+3924
SEI1078

28' : 20216+3902
SEI1101

29' : 20230+3913
STTA206AB

29' : 20214+3900
GRV 334

29' : 20189+3945
COU2537

31' : 20185+3916
MLB 881

31' : 20203+3958
BRT2260

32' : 20188+3909
SEI1079

32' : 20235+3918
SEI1111

32' : 20198+3958
MLB1014



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 20209+3928 : COMPONENTS
 
 
  A
B pa=95.2°
sep=1.48"
 
 
20209+3928 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202055.64+392826.8 Mag 8.94 Spectral class A5V (white)
PmRA -1.00 PmDE 8.0 SAO 69874 Tycho2 3156-00030-1
HD 193839 ADS 13741 DM BD+39 4145
Tycho2
Tycho2 3156-00030-1 Pflag RAmdeg 305.23186241 DEmdeg 39.47411294
PmRA 6.0 PmDE 10.6 E RAmdeg 9 E DEmdeg 7
E pmRA 1.1 E pmDE 1.2 EpRAm 1990.62 EpDEm 1991.19
Num 8 Q RAmdeg 1.7 Q DEmdeg 0.9 Q pmRA 1.7
Q pmDE 0.8 BTmag 9.208 E BTmag 0.018 VTmag 8.940
E VTmag 0.015 Prox 819 TYC T HIP
CCDM RAdeg 305.23184222 DEdeg 39.47408917 EpRA 1990 1.62
EpDE 1990 1.79 E RAdeg 9.0 E DEdeg 7.4 Posflg
Corr 0.0
SAO
SAO 69874 DelFlag RA1950 PmRA1950 0.0018
DE1950 PmDE1950 -0.003 Vmag 9 SpType F0
Double code Source 5 CatNum 2110 DM BD+39 4145
DMcomp BDsup HD 193839 M HD 0
GC RA1950rad 5.31938758 DE1950rad 0.68616268 PmRA2000 0.0021
PmDE2000 -0.005
CCDM
Ccdm 20209+3928 RComp Comp A Note1
Note2 Discov num DRAs 1.62 DDEs 26.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp F0 PmNote *
PmRA -3 PmDE 8 Dm number +39 4145 Cat1 BD
Name2 +39 2110 Cat2 AGK2/3 HD 193839 M HD
ADS BDS A13741 M ADS BDS N IDS IDS 20173N3909A
HIC
 
 
20209+3928 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202055.77+392826.7 Mag 13.4 Calc delta mag 4.46
Calc coord yes
CCDM
Ccdm 20209+3928 RComp Comp B Note1
Note2 Discov num HO 127 DRAs DDEs
R dRAs Year 1886 Theta 089 Rho 1.7
Obs 4 Vmag 13.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13741 M ADS BDS N IDS IDS 20173N3909B
HIC