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Doubles in session


Current system
21125+4552
ES 1273 CD


Nearby doubles
6' : 21122+4549
ES 1272

11' : 21121+4543
BU 160AB

12' : 21114+4551
COU2435

19' : 21142+4556
TDT2846

24' : 21145+4542
COU2436

25' : 21129+4616
TOI1315

26' : 21105+4538
BRT1145

26' : 21102+4603
SMA 131

28' : 21111+4530
BRT1146

34' : 21154+4539
TDT2860

39' : 21152+4619
HDS3023

42' : 21148+4518
TDT2855

43' : 21165+4554
HDS3027

43' : 21098+4624
SMA 128

48' : 21159+4624
ES 513

54' : 21100+4640
SMA 130

55' : 21127+4349
DJU 6

55' : 21155+4637
HJ 1629

56' : 21091+4635
TDT2785

58' : 21178+4607
TDT2892

58' : 21151+4642
TDT2858

58' : 21083+4630
BRT1143

58' : 21102+4645
SKF2396

60' : 21137+4453
LDS2498

63' : 21067+4538
TDT2754

64' : 21133+4655
A 884



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 21125+4552 : COMPONENTS
 
 
  A B C
B pa=304.2°
sep=17.58"
 
C pa=7.5°
sep=37.62"
pa=35.3°
sep=33.63"
 
D pa=10.7°
sep=39.29"
pa=37.2°
sep=36.10"
pa=61.4°
sep=2.73"
 
 
21125+4552 A
 
 
Coord arcsec 2000 211229.35+455136.2 Mag 7.93 Spectral class G5 (yellow) PmRA 0.00
PmDE -10.0 SAO 50570 HIP 104697 Tycho2 3589-05789-1
HD 202144 BD BD+45 3446
Tycho2
Tycho2 3589-05789-1 Pflag RAmdeg 318.12228295 DEmdeg 45.86002432
PmRA -0.1 PmDE -11.4 E RAmdeg 6 E DEmdeg 6
E pmRA 0.9 E pmDE 0.9 EpRAm 1990.86 EpDEm 1991.06
Num 12 Q RAmdeg 0.8 Q DEmdeg 1.3 Q pmRA 0.8
Q pmDE 1.3 BTmag 9.102 E BTmag 0.018 VTmag 7.928
E VTmag 0.011 Prox 999 TYC T HIP 104697
CCDM RAdeg 318.12228306 DEdeg 45.86005056 EpRA 1990 1.70
EpDE 1990 1.73 E RAdeg 5.9 E DEdeg 5.9 Posflg
Corr 0.0
SAO
SAO 50570 DelFlag RA1950 PmRA1950 -0.0029
DE1950 PmDE1950 -0.012 Vmag 8.2 SpType G5
Double code Source 3 CatNum 1840 DM BD+45 3446
DMcomp BDsup HD 202144 M HD 0
GC RA1950rad 5.54443927 DE1950rad 0.79680563 PmRA2000 -0.0026
PmDE2000 -0.016
Hipparcos
Catalog H HIP 104697 Proxy RAhms 21 12 29.35
DEdms +45 51 36.2 Vmag 7.81 VarFlag R Vmag H
RAdeg 318.122 DEdeg 45.8601 AstroRef Plx 2.1
CCDM 21125+4552 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 202144 BD BD+45 3446
CD CP Dm number +45 3446 VIred 0.98
SpType G8III R SpType Coord arcsec 2000 211229.35+455136.2
Hipparcos 2
HIP 104697 Sn 5 So 0 Nc 1
RArad 5.5522812145 DErad 0.8004088678 Plx 2.06 PmRA -0.17
PmDE -9.57 E RArad 0.57 E DErad 0.55 E Plx 0.69
E pmRA 0.64 E pmDE 0.66 Hpmag 7.9754 E Hpmag 0.0016
SHp 0.012 VA 0 BV 1 E BV 0.015
VI 0.98
CCDM
Ccdm 21125+4552 RComp Comp A Note1
Note2 Discov num DRAs -0.71 DDEs -23.4
R dRAs 10 Year Theta Rho
Obs 4 Vmag 8.1 Sp G5 PmNote *
PmRA -13 PmDE 3 Dm number +45 3446 Cat1 BD
Name2 +45 1840 Cat2 AGK2/3 HD 202144 M HD
ADS BDS A14752 M ADS BDS N IDS IDS 21089N4527A
HIC 104697
 
 
21125+4552 B
 
 
Coord arcsec 2000 211227.96+455146.1 Mag 13.5 Calc delta mag 5.57 Calc coord yes
CCDM
Ccdm 21125+4552 RComp Comp B Note1
Note2 Discov num ES 1273 DRAs DDEs
R dRAs Year 1913 Theta 290 Rho 24.0
Obs 1 Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14752 M ADS BDS N IDS IDS 21089N4527B
HIC
 
 
21125+4552 C
 
 
Coord arcsec 2000 211229.82+455213.5 Coord calc 211229.82+455213.5 Mag 12.4 PmRA -6.00
PmDE -5.0 Calc delta mag 4.47
CCDM
Ccdm 21125+4552 RComp Comp C Note1
Note2 Discov num ES 1273 DRAs DDEs
R dRAs Year 1913 Theta 009 Rho 38.2
Obs 1 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14752 M ADS BDS N IDS IDS 21089N4527C
HIC
 
 
21125+4552 D
 
 
Coord arcsec 2000 211230.05+455214.8 Mag 12.9 Calc delta mag 4.97 Calc coord yes
CCDM
Ccdm 21125+4552 RComp C Comp D Note1
Note2 Discov num ES 1273 DRAs DDEs
R dRAs Year 1913 Theta 073 Rho 4.8
Obs 1 Vmag 13.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14752 M ADS BDS N IDS IDS 21089N4527D
HIC