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Doubles in session


Current system
21100+4901
HDS 3016


Nearby doubles
7' : 21100+4908
FMR 233

21' : 21117+4849
COU2651

25' : 21077+4851
ES 818AB

25' : 21119+4845
STJ 110

28' : 21127+4900
COU2652

31' : 21119+4838
HJ 1624

34' : 21102+4828
KPP4226

34' : 21103+4828
TOI1343

41' : 21097+4820
COU2545

48' : 21089+4815
ARG 42AB

50' : 21050+4858
TDT2728

50' : 21100+4811
RAO 448

50' : 21050+4855
CVE 25

51' : 21129+4820
HJ 1625

51' : 21142+4930
ES 819

51' : 21065+4823
BU 836AB

52' : 21047+4902
HU 590

64' : 21157+4832
HDS3024

65' : 21148+4946
COU2653

77' : 21100+4745
A 761

77' : 21055+4758
ES 816

79' : 21043+4806
ARN 51

80' : 21063+4751
BUP9010AB

80' : 21105+4742
BU 159AB

82' : 21072+4744
ES 817AB

85' : 21057+4748
BU 158AB



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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 21100+4901 : COMPONENTS
 
 
  A
B pa=16.6°
sep=0.30"
 
 
21100+4901 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210959.12+490108.5 Mag 9.33 Spectral class B5 (blue-white)
PmRA -3.00 PmDE -4.0 HIP 104484 Tycho2 3596-01036-1
BD BD+48 3298
Tycho2
Tycho2 3596-01036-1 Pflag RAmdeg 317.49634866 DEmdeg 49.01903233
PmRA -2.5 PmDE -3.7 E RAmdeg 10 E DEmdeg 10
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.71 EpDEm 1990.59
Num 9 Q RAmdeg 1.3 Q DEmdeg 1.1 Q pmRA 1.4
Q pmDE 1.2 BTmag 9.464 E BTmag 0.020 VTmag 9.033
E VTmag 0.017 Prox 999 TYC T HIP 104484
CCDM AB RAdeg 317.49635667 DEdeg 49.01903972 EpRA 1990 1.68
EpDE 1990 1.64 E RAdeg 9.9 E DEdeg 10.1 Posflg P
Corr 0.0
Hipparcos
Catalog H HIP 104484 Proxy H RAhms 21 09 59.12
DEdms +49 01 08.5 Vmag 8.95 VarFlag R Vmag G
RAdeg 317.496 DEdeg 49.019 AstroRef A Plx -1.15
CCDM 21100+4901 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 27 Rho 0.339 HD BD BD+48 3298
CD CP Dm number +48 3298 VIred 0.54
SpType B5 R SpType Coord arcsec 2000 210959.12+490108.5
Hipparcos 2
HIP 104484 Sn 15 So 3 Nc 2
RArad 5.5413564386 DErad 0.8555433183 Plx -0.27 PmRA -3.23
PmDE -3.78 E RArad 0.8 E DErad 0.89 E Plx 1.02
E pmRA 1.01 E pmDE 0.96 Hpmag 9.0655 E Hpmag 0.0017
SHp 0.019 VA 0 BV 0.47 E BV 0.015
VI 0.54
CCDM
Ccdm 21100+4901 RComp Comp A Note1
Note2 Discov num DRAs -0.88 DDEs 8.4
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.3 Sp B5 PmNote *
PmRA -3 PmDE -4 Dm number +48 3298 Cat1 BD
Name2 +48 1711 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 104484
 
 
21100+4901 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210959.13+490108.8 Mag 10.72 Calc delta mag 1.39
Calc coord yes
CCDM
Ccdm 21100+4901 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.87 DDEs 8.8
R dRAs 82 Year 1991 Theta 27 Rho 0.3
Obs 1 Vmag 10.7 Sp PmNote *
PmRA -3 PmDE -4 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 104484