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Doubles in session


Current system
21398+3749
A 1444


Nearby doubles
20' : 21408+3806
TDS1140

22' : 21412+3735
TDT3109

25' : 21384+3808
TDT3073

26' : 21378+3739
SEI1527AB

26' : 21399+3813
ES 2066

31' : 21405+3720
ES 2067

35' : 21415+3817
SEI1532

36' : 21374+3810
GRV 487

36' : 21386+3822
TDT3078

41' : 21429+3734
ES 2521AB

43' : 21432+3801
BLL 55AB

46' : 21376+3712
ES 2065

47' : 21402+3703
SEI1531

48' : 21360+3803
GRV 483

48' : 21432+3815
DAM 232

48' : 21358+3755
GRV 482

49' : 21438+3742
TDT3122

51' : 21434+3817
S 799AB

52' : 21440+3757
SEI1533

54' : 21436+3822
ES 2522

55' : 21403+3843
ALI 979

57' : 21436+3715
TDS1143

58' : 21382+3655
TDT3069

58' : 21351+3807
SRW 10AB

60' : 21396+3650
SEI1530

60' : 21387+3848
ALI 977



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 21398+3749 : COMPONENTS
 
 
  A
B pa=80.4°
sep=0.88"
 
 
21398+3749 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 213948.73+374925.1 Mag 10.5 Spectral class F8 (yellow-white)
PmRA -1.00 PmDE 7.0 HIP 106960 Tycho2 3183-01722-1
ADS 15193 BD BD+37 4388
Tycho2
Tycho2 3183-01722-1 Pflag P RAmdeg 324.95305441 DEmdeg 37.82362840
PmRA -0.5 PmDE 6.8 E RAmdeg 23 E DEmdeg 20
E pmRA 1.7 E pmDE 1.5 EpRAm 1988.98 EpDEm 1989.38
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.3 BTmag 11.018 E BTmag 0.037 VTmag 10.503
E VTmag 0.032 Prox 11 TYC T HIP 106960
CCDM B RAdeg 324.95289750 DEdeg 37.82360583 EpRA 1990 1.56
EpDE 1990 1.71 E RAdeg 22.6 E DEdeg 19.8 Posflg D
Corr 0.2
Hipparcos
Catalog H HIP 106960 Proxy H RAhms 21 39 48.69
DEdms +37 49 25.0 Vmag 9.81 VarFlag R Vmag H
RAdeg 324.953 DEdeg 37.8236 AstroRef B Plx 6.65
CCDM 21398+3749 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP BA
Theta 87 Rho 1.147 HD BD BD+37 4388
CD CP Dm number +37 4388 VIred 0.66
SpType F8 R SpType Coord arcsec 2000 213948.69+374925.0
Hipparcos 2
HIP 106960 Sn 15 So 3 Nc 2
RArad 5.6714977979 DErad 0.6601464681 Plx 6.79 PmRA -3.11
PmDE 4.54 E RArad 1.02 E DErad 1.63 E Plx 1.93
E pmRA 1.11 E pmDE 1.71 Hpmag 9.9102 E Hpmag 0.003
SHp 0.034 VA 0 BV 0.462 E BV 0.042
VI 0.53
CCDM
Ccdm 21398+3749 RComp Comp A Note1
Note2 Discov num DRAs 0.69 DDEs 24.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.2 Sp PmNote *
PmRA -10 PmDE -13 Dm number +37 4388 Cat1 BD
Name2 +37 2131 Cat2 AGK2/3 HD M HD
ADS BDS A15193 M ADS BDS N IDS IDS 21357N3722A
HIC 106960
 
 
21398+3749 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213948.80+374925.2 Mag 10.74 PmRA -1.00
PmDE 7.0 Tycho2 3183-01722-2 Calc delta mag 0.24 Calc coord yes
Tycho2
Tycho2 3183-01722-2 Pflag P RAmdeg 324.95305441 DEmdeg 37.82362840
PmRA -0.5 PmDE 6.8 E RAmdeg 23 E DEmdeg 20
E pmRA 1.7 E pmDE 1.5 EpRAm 1988.98 EpDEm 1989.38
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.3 BTmag 11.236 E BTmag 0.041 VTmag 10.738
E VTmag 0.040 Prox 11 TYC T HIP 106960
CCDM A RAdeg 324.95328417 DEdeg 37.82362278 EpRA 1990 1.56
EpDE 1990 1.71 E RAdeg 26.1 E DEdeg 22.8 Posflg D
Corr 0.2
CCDM
Ccdm 21398+3749 RComp Comp B Note1
Note2 Discov num A 1444 DRAs DDEs
R dRAs Year 1906 Theta 277 Rho 1.0
Obs 11 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15193 M ADS BDS N IDS IDS 21357N3722B
HIC 106960