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Doubles in session


Current system
21115+4115
STT 431 BC


Nearby doubles
19' : 21121+4123
LDS2494

33' : 21143+4109
STT 432

34' : 21144+4124
LDS2499

37' : 21140+4051
KPP1300

43' : 21109+4034
ES 255

43' : 21139+4042
TDT2840

43' : 21082+4055
AG 414

43' : 21119+4158
LDS2493

44' : 21129+4033
ES 256

44' : 21092+4152
LDS2491

46' : 21147+4143
POP1231

50' : 21076+4137
BVD 159

51' : 21145+4036
COU2227

52' : 21157+4135
POP 170

52' : 21070+4125
BU 988AB

54' : 21071+4134
HJ 1613

54' : 21161+4101
COU2229

56' : 21164+4110
ES 1689

56' : 21163+4129
ES 1688

59' : 21133+4208
LDS2496

63' : 21165+4046
ES 1690

64' : 21142+4211
COU2226

65' : 21099+4013
COU1968

65' : 21155+4202
HJL1106

67' : 21169+4140
POP 186AB

68' : 21155+4205
TDT2861



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 21115+4115 : COMPONENTS
 
 
  A B
B pa=124.0°
sep=2.86"
 
C pa=356.7°
sep=55.32"
pa=354.4°
sep=57.10"
 
 
21115+4115 A
 
 
Name HD 201936 Coord arcsec 2000 211130.87+411428.7 Mag 8.8 Spectral class F8 (yellow-white)
PmRA -27.00 PmDE -44.0 HIP 104614 Tycho2 3173-01179-1
HD 201936 BD BD+40 4435
Tycho2
Tycho2 3173-01179-1 Pflag RAmdeg 317.87870443 DEmdeg 41.24130531
PmRA -6.1 PmDE -51.9 E RAmdeg 8 E DEmdeg 8
E pmRA 1.8 E pmDE 1.9 EpRAm 1991.42 EpDEm 1991.41
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 9.302 E BTmag 0.018 VTmag 8.798
E VTmag 0.014 Prox 27 TYC T HIP 104614
CCDM A RAdeg 317.87872333 DEdeg 41.24142639 EpRA 1990 1.61
EpDE 1990 1.60 E RAdeg 8.0 E DEdeg 8.3 Posflg D
Corr 0.2
Hipparcos
Catalog H HIP 104614 Proxy H RAhms 21 11 30.89
DEdms +41 14 29.1 Vmag 8.02 VarFlag R Vmag G
RAdeg 317.879 DEdeg 41.2414 AstroRef A Plx 10.79
CCDM 21115+4115 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 124 Rho 2.734 HD 201936 BD BD+40 4435
CD CP Dm number +40 4435 VIred 0.61
SpType F8 R SpType Coord arcsec 2000 211130.89+411429.1
Hipparcos 2
HIP 104614 Sn 15 So 3 Nc 2
RArad 5.5480303773 DErad 0.7197987125 Plx 9.72 PmRA -6.72
PmDE -54.14 E RArad 0.67 E DErad 0.64 E Plx 0.9
E pmRA 0.84 E pmDE 0.78 Hpmag 8.1426 E Hpmag 0.0017
SHp 0.014 VA 0 BV 0.533 E BV 0.015
VI 0.61
CCDM
Ccdm 21115+4115 RComp Comp A Note1
Note2 Discov num DRAs 1.02 DDEs -28.0
R dRAs 21 Year Theta Rho
Obs 3 Vmag 8.5 Sp F8 PmNote
PmRA PmDE Dm number +40 4435 Cat1 BD
Name2 Cat2 HD 201936 M HD
ADS BDS A14733 M ADS BDS N IDS IDS 21077N4050A
HIC 104614
 
 
21115+4115 B
 
 
Coord arcsec 2000 211131.08+411427.1 Coord calc 211131.08+411427.1 Mag 8.99 Spectral class F8 (yellow-white)
PmRA -13.00 PmDE -55.0 HIP 104614 Tycho2 3173-01179-2
Calc delta mag 0.19
Tycho2
Tycho2 3173-01179-2 Pflag RAmdeg 317.87951917 DEmdeg 41.24087295
PmRA -11.5 PmDE -52.2 E RAmdeg 9 E DEmdeg 9
E pmRA 1.8 E pmDE 1.9 EpRAm 1991.37 EpDEm 1991.37
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 9.530 E BTmag 0.020 VTmag 8.990
E VTmag 0.016 Prox 27 TYC T HIP 104614
CCDM B RAdeg 317.87955444 DEdeg 41.24099444 EpRA 1990 1.62
EpDE 1990 1.61 E RAdeg 9.2 E DEdeg 9.4 Posflg D
Corr 0.2
Hipparcos
Catalog H HIP 104614 Proxy H RAhms 21 11 30.89
DEdms +41 14 29.1 Vmag 8.02 VarFlag R Vmag G
RAdeg 317.879 DEdeg 41.2414 AstroRef A Plx 10.79
CCDM 21115+4115 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 124 Rho 2.734 HD 201936 BD BD+40 4435
CD CP Dm number +40 4435 VIred 0.61
SpType F8 R SpType Coord arcsec 2000 211130.89+411429.1
Hipparcos 2
HIP 104614 Sn 15 So 3 Nc 2
RArad 5.5480303773 DErad 0.7197987125 Plx 9.72 PmRA -6.72
PmDE -54.14 E RArad 0.67 E DErad 0.64 E Plx 0.9
E pmRA 0.84 E pmDE 0.78 Hpmag 8.1426 E Hpmag 0.0017
SHp 0.014 VA 0 BV 0.533 E BV 0.015
VI 0.61
CCDM
Ccdm 21115+4115 RComp Comp B Note1
Note2 Discov num STT 431 DRAs DDEs
R dRAs Year 1946 Theta 124 Rho 3.1
Obs 15 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14733 M ADS BDS N IDS IDS 21077N4050B
HIC 104614
 
 
21115+4115 C
 
 
Coord arcsec 2000 211130.59+411523.9 Mag 11.99 PmRA -5.00 PmDE -2.0
Tycho2 3177-00330-1 Calc delta mag 3.19 Calc coord yes
Tycho2
Tycho2 3177-00330-1 Pflag RAmdeg 317.87729222 DEmdeg 41.25644962
PmRA 3.5 PmDE -0.6 E RAmdeg 81 E DEmdeg 92
E pmRA 2.0 E pmDE 2.0 EpRAm 1969.25 EpDEm 1958.12
Num 3 Q RAmdeg 0.9 Q DEmdeg 0.2 Q pmRA 0.9
Q pmDE 0.2 BTmag 12.229 E BTmag 0.156 VTmag 11.990
E VTmag 0.184 Prox 542 TYC HIP
CCDM RAdeg 317.87728167 DEdeg 41.25645111 EpRA 1990 1.72
EpDE 1990 1.57 E RAdeg 91.8 E DEdeg 114.0 Posflg
Corr 0.1
CCDM
Ccdm 21115+4115 RComp B Comp C Note1
Note2 Discov num STT 431 DRAs DDEs
R dRAs Year 1932 Theta 353 Rho 50.6
Obs 1 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14733 M ADS BDS N IDS IDS 21077N4050C
HIC