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Doubles in session


Current system
21128+3907
SEI 1447


Nearby doubles
6' : 21132+3904
TDT2833AB

9' : 21126+3915
MLB 893

10' : 21130+3858
ES 257

14' : 21130+3854
GUR 15

21' : 21126+3846
COU2136

22' : 21112+3855
ES 1991

23' : 21110+3859
GUR 5

23' : 21111+3918
MLB 892

24' : 21108+3906
GUR 4

25' : 21148+3901
ALI 966

25' : 21110+3919
MLB 891

26' : 21112+3925
COU1969

27' : 21118+3931
ES 1992

31' : 21148+3847
GUR 25

31' : 21146+3844
GUR 22

31' : 21154+3902
SEI1477

31' : 21113+3841
GUR 7AB

31' : 21114+3840
GUR 8

32' : 21149+3847
GUR 27

32' : 21105+3851
SEI1429

32' : 21139+3838
GUR 19

32' : 21154+3912
MLB 894

33' : 21133+3835
SMA 140

33' : 21149+3844
GUR 26AB

33' : 21125+3834
SEI1445

35' : 21102+3923
ALI 963



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 21128+3907 : COMPONENTS
 
 
  A Ab
Ab pa=36.8°
sep=0.45"
 
B pa=156.7°
sep=12.62"
pa=158.5°
sep=12.85"
 
 
21128+3907 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211248.41+390640.7 Mag 9.34 Spectral class A5 (white)
PmRA 10.00 PmDE -4.0 Tycho2 3169-03877-1
Tycho2
Tycho2 3169-03877-1 Pflag RAmdeg 318.20173253 DEmdeg 39.11132590
PmRA 12.0 PmDE -3.9 E RAmdeg 10 E DEmdeg 10
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.16 EpDEm 1991.09
Num 4 Q RAmdeg 0.2 Q DEmdeg 0.9 Q pmRA 0.2
Q pmDE 0.9 BTmag 9.630 E BTmag 0.020 VTmag 9.337
E VTmag 0.017 Prox 999 TYC T HIP
CCDM RAdeg 318.20169667 DEdeg 39.11133500 EpRA 1990 1.63
EpDE 1990 1.55 E RAdeg 9.7 E DEdeg 10.3 Posflg
Corr 0.0
CCDM
Ccdm 21128+3907 RComp Comp A Note1
Note2 Discov num DRAs 0.40 DDEs -19.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp PmNote *
PmRA 10 PmDE 3 Dm number +38 4395 Cat1 BD
Name2 +38 2164 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 21089N3842A
HIC
 
 
21128+3907 Ab
 
 
Coord arcsec 2000 211248.43+390641.1 Calc delta mag 9.29 Calc coord yes
 
 
21128+3907 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211248.84+390629.1 Mag 12 PmRA 12.00
PmDE -4.0 Calc delta mag 2.71 Calc coord yes
CCDM
Ccdm 21128+3907 RComp Comp B Note1
Note2 Discov num SEI1447 DRAs 0.95 DDEs -30.5
R dRAs 90 Year 1895 Theta 152 Rho 13.3
Obs 3 Vmag 12.2 Sp PmNote
PmRA 10 PmDE 3 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N N IDS IDS 21089N3842B
HIC