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Doubles in session


Current system
20506+3024
STT 415
HD 198627


Nearby doubles
25' : 20523+3038
LDS6417

28' : 20519+3002
TDT2587

30' : 20525+3040
TDT2594

30' : 20506+3055
BU 67AB

33' : 20493+2957
TDS1102

34' : 20483+3009
TDT2551

37' : 20484+3049
TDT2552

39' : 20538+3029
J 3117

42' : 20515+3104
NSN 737AB

42' : 20475+3016
COU1176

48' : 20478+3057
ES 368

49' : 20487+2943
TDT2556

50' : 20492+3111
LDS2930

50' : 20535+3057
STTA212

52' : 20493+3113
TDS1101

52' : 20489+2939
TDT2559

56' : 20547+3046
LDS2934

57' : 20490+2932
BRT 51AB

58' : 20538+3104
CLL 16

60' : 20534+3113
TDT2609

62' : 20501+2923
BAG 28AB

64' : 20554+3033
GRV 396

65' : 20555+3028
TDT2633

65' : 20487+3124
TDT2555

65' : 20554+3059
J 2329

67' : 20456+3043
STF2726



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 20506+3024 : COMPONENTS
 
 
  A
B pa=230.1°
sep=3.41"
 
 
20506+3024 A
 
 
Componente originario normalizzato AB Name HD 198627 Coord arcsec 2000 205036.36+302447.1 Mag 8.24
Spectral class F5 (yellow-white) PmRA -35.00 PmDE -7.0 HIP 102877
Tycho2 2687-02617-1 HD 198627 BD BD+29 4201
Tycho2
Tycho2 2687-02617-1 Pflag RAmdeg 312.65151583 DEmdeg 30.41307452
PmRA -37.4 PmDE -5.0 E RAmdeg 5 E DEmdeg 5
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.38 EpDEm 1991.62
Num 5 Q RAmdeg 2.2 Q DEmdeg 1.2 Q pmRA 2.1
Q pmDE 1.3 BTmag 8.607 E BTmag 0.016 VTmag 8.242
E VTmag 0.011 Prox 37 TYC T HIP 102877
CCDM A RAdeg 312.65161833 DEdeg 30.41308583 EpRA 1990 1.49
EpDE 1990 1.74 E RAdeg 5.4 E DEdeg 4.8 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 102877 Proxy H RAhms 20 50 36.39
DEdms +30 24 47.1 Vmag 8.02 VarFlag R Vmag G
RAdeg 312.652 DEdeg 30.4131 AstroRef A Plx 8.53
CCDM 20506+3025 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 233 Rho 3.684 HD 198627 BD BD+29 4201
CD CP Dm number +29 4201 VIred 0.47
SpType F5 R SpType Coord arcsec 2000 205036.39+302447.1
Hipparcos 2
HIP 102877 Sn 15 So 3 Nc 2
RArad 5.456800185 DErad 0.5308085111 Plx 9.79 PmRA -42.63
PmDE -8.26 E RArad 0.54 E DErad 0.67 E Plx 0.98
E pmRA 0.74 E pmDE 0.84 Hpmag 8.1205 E Hpmag 0.0019
SHp 0.019 VA 0 BV 0.402 E BV 0.015
VI 0.47
 
 
20506+3024 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205036.16+302444.9 Mag 10.1 PmRA -59.00
PmDE -16.0 Calc delta mag 1.86 Calc coord yes