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Doubles in session


Current system
21280+5317
HDS 3055
HD 204614


Nearby doubles
28' : 21299+5256
STF2803AB

36' : 21265+5245
BU 369AB

38' : 21238+5322
KPP 810

42' : 21322+5336
TDT3015

44' : 21316+5346
CBL 94

49' : 21254+5235
CVR 243

51' : 21323+5245
BU 370AB

51' : 21233+5249
TOI1361

51' : 21315+5237
ARY 88AB

56' : 21251+5229
HU 592

62' : 21211+5323
ES 139

62' : 21241+5227
ES 1006

65' : 21255+5418
A 1697

65' : 21211+5337
CVR 240

66' : 21344+5349
GIC 167

67' : 21259+5214
CVR 244

73' : 21199+5319
A 1695

74' : 21358+5343
TDT3048

75' : 21200+5259
STF2789AB

77' : 21197+5303
S 786

77' : 21206+5241
MLR 644

78' : 21262+5433
ES 1007AB

78' : 21224+5218
ES 2708

79' : 21203+5354
TDT2910

80' : 21195+5256
A 1693

80' : 21227+5214
HU 591



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 21280+5317 : COMPONENTS
 
 
  A
B pa=22.3°
sep=0.36"
 
 
21280+5317 A
 
 
Componente originario normalizzato AB Name HD 204614 Coord arcsec 2000 212759.77+531721.4 Mag 7.28
Spectral class A0 (white) PmRA 23.00 PmDE -2.0 SAO 33446
HIP 105990 Tycho2 3966-01400-1 HD 204614 GC 30068
BD BD+52 2945
Tycho2
Tycho2 3966-01400-1 Pflag RAmdeg 321.99911259 DEmdeg 53.28929120
PmRA 21.5 PmDE -1.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.41 EpDEm 1991.41
Num 13 Q RAmdeg 0.8 Q DEmdeg 1.8 Q pmRA 0.6
Q pmDE 1.8 BTmag 7.196 E BTmag 0.015 VTmag 7.192
E VTmag 0.010 Prox 999 TYC T HIP 105990
CCDM AB RAdeg 321.99903056 DEdeg 53.28929583 EpRA 1990 1.79
EpDE 1990 1.69 E RAdeg 3.9 E DEdeg 4.2 Posflg P
Corr 0.0
SAO
SAO 33446 DelFlag RA1950 PmRA1950 0.003
DE1950 PmDE1950 -0.011 Vmag 7.2 SpType A0
Double code Source 70 CatNum 30068 DM BD+52 2945
DMcomp BDsup HD 204614 M HD 0
GC 30068 RA1950rad 5.61276828 DE1950rad 0.92625563 PmRA2000 0.0034
PmDE2000 -0.014
Hipparcos
Catalog H HIP 105990 Proxy H RAhms 21 27 59.77
DEdms +53 17 21.4 Vmag 7.18 VarFlag R Vmag H
RAdeg 321.999 DEdeg 53.2893 AstroRef A Plx 5.24
CCDM 21280+5317 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 33 Rho 0.464 HD 204614 BD BD+52 2945
CD CP Dm number +52 2945 VIred 0.01
SpType A0 R SpType Coord arcsec 2000 212759.77+531721.4
Hipparcos 2
HIP 105990 Sn 15 So 3 Nc 2
RArad 5.6199431137 DErad 0.9300735552 Plx 5.32 PmRA 22.94
PmDE -1.81 E RArad 0.41 E DErad 0.39 E Plx 0.47
E pmRA 0.47 E pmDE 0.47 Hpmag 7.1901 E Hpmag 0.0009
SHp 0.009 VA 0 BV -0.002 E BV 0.008
VI 0.02
CCDM
Ccdm 21280+5317 RComp Comp A Note1
Note2 Discov num DRAs -0.21 DDEs 21.4
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.3 Sp A0 PmNote *
PmRA 23 PmDE -2 Dm number +52 2945 Cat1 BD
Name2 +53 1416 Cat2 AGK2/3 HD 204614 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 105990
 
 
21280+5317 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212759.79+531721.7 Mag 9.89 Calc delta mag 2.61
Calc coord yes
CCDM
Ccdm 21280+5317 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.18 DDEs 21.8
R dRAs 82 Year 1991 Theta 33 Rho 0.5
Obs 1 Vmag 9.9 Sp PmNote *
PmRA 23 PmDE -2 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 105990