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Doubles in session


Current system
20121+3603
SEI 990


Nearby doubles
2' : 20122+3603
SEI 994

3' : 20122+3600
SEI 991

5' : 20117+3600
SEI 978

8' : 20115+3604
SEI 972

10' : 20119+3612
BLL 46AB

12' : 20125+3552
SEI1001

13' : 20119+3551
SEI 983AB

13' : 20120+3614
TOB 176

13' : 20131+3602
SEI1014

13' : 20119+3550
SEI 985AB

13' : 20126+3614
SEI1003

14' : 20110+3559
SEI 961

14' : 20114+3552
HJ 1490

15' : 20124+3549
TOB 177

15' : 20113+3551
BKO 100

15' : 20122+3548
SEI 992

16' : 20113+3550
BU 430AB

17' : 20126+3618
SEI1004AB

17' : 20132+3611
NSN 731

18' : 20109+3612
SEI 959

18' : 20135+3607
SEI1019

18' : 20124+3545
BKO 104AB

19' : 20122+3621
SEI 996AB

20' : 20115+3545
TDT2066

20' : 20108+3552
SEI 954

20' : 20116+3621
SEI 976



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 20121+3603 : COMPONENTS
 
 
  A
B pa=300.9°
sep=22.64"
 
 
20121+3603 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201203.70+360231.0 Mag 10.33 Spectral class F8III (yellow-white)
PmRA 15.00 PmDE -18.0 Tycho2 2683-02144-1
Tycho2
Tycho2 2683-02144-1 Pflag RAmdeg 303.01540652 DEmdeg 36.04194794
PmRA 14.3 PmDE -13.8 E RAmdeg 22 E DEmdeg 22
E pmRA 1.5 E pmDE 1.6 EpRAm 1987.06 EpDEm 1987.51
Num 6 Q RAmdeg 0.9 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.0 BTmag 10.813 E BTmag 0.041 VTmag 10.330
E VTmag 0.038 Prox 266 TYC T HIP
CCDM RAdeg 303.01536194 DEdeg 36.04198111 EpRA 1990 1.55
EpDE 1990 1.62 E RAdeg 25.6 E DEdeg 25.3 Posflg
Corr 0.0
CCDM
Ccdm 20121+3603 RComp Comp A Note1
Note2 Discov num DRAs -2.29 DDEs -28.9
R dRAs 65 Year Theta Rho
Obs 2 Vmag 9.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20083N3545A
HIC
 
 
20121+3603 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201202.10+360242.6 Mag 10.82 PmRA 14.00
PmDE -18.0 Tycho2 2683-01750-1 Calc delta mag 0.49 Calc coord yes
Tycho2
Tycho2 2683-01750-1 Pflag RAmdeg 303.00716737 DEmdeg 36.04516288
PmRA 14.1 PmDE -14.9 E RAmdeg 29 E DEmdeg 29
E pmRA 2.2 E pmDE 2.2 EpRAm 1985.46 EpDEm 1985.61
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 11.457 E BTmag 0.065 VTmag 10.824
E VTmag 0.058 Prox 266 TYC T HIP
CCDM RAdeg 303.00712583 DEdeg 36.04520167 EpRA 1990 1.56
EpDE 1990 1.62 E RAdeg 39.5 E DEdeg 38.8 Posflg
Corr 0.0
CCDM
Ccdm 20121+3603 RComp Comp B Note1
Note2 Discov num SEI 990 DRAs -4.28 DDEs -17.5
R dRAs 65 Year 1896 Theta 296 Rho 26.7
Obs 1 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20083N3545B
HIC