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Doubles in session


Current system
21555+2724
STJ 1 AC


Nearby doubles
17' : 21567+2721
GRV 521

24' : 21561+2701
J 854

28' : 21573+2738
NSN 749

31' : 21559+2753
HJ 1704

33' : 21536+2701
ES 523

36' : 21553+2648
A 302

41' : 21585+2725
A 304AB

42' : 21547+2643
CVR 924

46' : 21580+2755
KPP3375

51' : 21521+2748
HO 171

58' : 21564+2627
KPP3374

60' : 21556+2823
MLB 577AB

61' : 21539+2821
WSI 8

63' : 21593+2800
MLB 578

67' : 21593+2641
COU1043

72' : 21565+2613
ES 526AB

73' : 21524+2823
NSN 67

75' : 21505+2756
AZC 116

76' : 21503+2754
MLB 576

79' : 21587+2618
GRV 525

82' : 22013+2751
ES 527

84' : 22012+2650
A 306

84' : 21561+2846
COU 837AB

87' : 21553+2850
COU 836

91' : 21540+2852
GRV 519

93' : 21585+2601
COU 838AB



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 21555+2724 : COMPONENTS
 
 
  A B
B pa=49.0°
sep=2.14"
 
C pa=339.7°
sep=3.36"
pa=302.1°
sep=3.28"
 
 
21555+2724 A
 
 
Name HD 208416 Coord arcsec 2000 215529.91+272335.6 Mag 9.22 Spectral class G5 (yellow)
PmRA -4.00 PmDE -24.0 SAO 90100 HIP 108225
Tycho2 2211-01999-1 HD 208416 BD BD+26 4304
Tycho2
Tycho2 2211-01999-1 Pflag P RAmdeg 328.87460721 DEmdeg 27.39322733
PmRA -3.5 PmDE -24.4 E RAmdeg 12 E DEmdeg 14
E pmRA 1.6 E pmDE 1.5 EpRAm 1990.89 EpDEm 1990.40
Num 6 Q RAmdeg 1.4 Q DEmdeg 0.6 Q pmRA 1.5
Q pmDE 0.7 BTmag 10.125 E BTmag 0.028 VTmag 9.218
E VTmag 0.019 Prox 22 TYC T HIP 108225
CCDM A RAdeg 328.87457333 DEdeg 27.39325333 EpRA 1990 1.69
EpDE 1990 1.71 E RAdeg 12.1 E DEdeg 14.3 Posflg D
Corr 0.0
SAO
SAO 90100 DelFlag RA1950 PmRA1950 0.0005
DE1950 PmDE1950 -0.033 Vmag 8.9 SpType G5
Double code Source 34 CatNum 12999 DM BD+26 4304
DMcomp BDsup HD 208416 M HD 0
GC RA1950rad 5.73006721 DE1950rad 0.47396016 PmRA2000 0.0006
PmDE2000 -0.038
Hipparcos
Catalog H HIP 108225 Proxy H RAhms 21 55 29.90
DEdms +27 23 35.7 Vmag 9.01 VarFlag R Vmag H
RAdeg 328.875 DEdeg 27.3933 AstroRef A Plx 5.46
CCDM 21555+2724 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 52 Rho 2.231 HD 208416 BD BD+26 4304
CD CP Dm number +26 4304 VIred 0.85
SpType G5 R SpType Coord arcsec 2000 215529.90+272335.7
Hipparcos 2
HIP 108225 Sn 15 So 3 Nc 2
RArad 5.7399441514 DErad 0.4781025268 Plx 4.82 PmRA -1.21
PmDE -28.15 E RArad 1.04 E DErad 0.86 E Plx 1.18
E pmRA 1.16 E pmDE 1 Hpmag 9.1632 E Hpmag 0.002
SHp 0.016 VA 0 BV 1 E BV 0.495
VI 0.85
CCDM
Ccdm 21555+2724 RComp Comp A Note1
Note2 Discov num DRAs -0.10 DDEs -24.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.0 Sp G5 PmNote *
PmRA 4 PmDE -30 Dm number +26 4304 Cat1 BD
Name2 +27 2532 Cat2 AGK2/3 HD 208416 M HD
ADS BDS A15451 M ADS BDS N IDS IDS 21510N2655A
HIC 108225
 
 
21555+2724 B
 
 
Coord arcsec 2000 215530.03+272337.0 Mag 11.63 PmRA -4.00 PmDE -24.0
Tycho2 2211-01999-2 Calc delta mag 2.41 Calc coord yes
Tycho2
Tycho2 2211-01999-2 Pflag P RAmdeg 328.87460721 DEmdeg 27.39322733
PmRA -3.5 PmDE -24.4 E RAmdeg 12 E DEmdeg 14
E pmRA 1.6 E pmDE 1.5 EpRAm 1990.89 EpDEm 1990.40
Num 6 Q RAmdeg 1.4 Q DEmdeg 0.6 Q pmRA 1.5
Q pmDE 0.7 BTmag 12.142 E BTmag 0.154 VTmag 11.627
E VTmag 0.137 Prox 22 TYC HIP 108225
CCDM B RAdeg 328.87511444 DEdeg 27.39363472 EpRA 1990 1.69
EpDE 1990 1.71 E RAdeg 78.4 E DEdeg 94.5 Posflg D
Corr 0.0
CCDM
Ccdm 21555+2724 RComp Comp B Note1
Note2 Discov num A 303 DRAs DDEs
R dRAs Year 1901 Theta 052 Rho 1.9
Obs 9 Vmag 12.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15451 M ADS BDS N IDS IDS 21510N2655B
HIC 108225
 
 
21555+2724 C
 
 
Coord arcsec 2000 215529.82+272338.7 Mag 13.3 Calc delta mag 4.08 Calc coord yes