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Doubles in session


Current system
20493+3314
ES 31 AC


Nearby doubles
19' : 20482+3326
ES 2377

22' : 20487+3334
ES 9006

25' : 20477+3258
COU1634

26' : 20503+3337
ES 2378

29' : 20470+3318
TDT2535

30' : 20483+3247
TDT2550

35' : 20520+3320
TDT2590

36' : 20477+3343
NSN 736

36' : 20519+3327
GYL 26AB

37' : 20469+3252
ARG 93

42' : 20521+3254
TDT2591

42' : 20460+3308
GYL 69

44' : 20528+3320
LDS2932

44' : 20491+3230
GYL 70

50' : 20525+3246
GYL 39

51' : 20532+3301
ES 2356

51' : 20533+3319
LDS2933

53' : 20481+3403
LDS1047

55' : 20504+3406
GRV 387

57' : 20493+3217
LDS2931AB

58' : 20539+3320
TDT2612

59' : 20462+3358
STT 594AB
Aljanah

60' : 20539+3326
BLL 52

60' : 20522+3401
TDT2593

61' : 20532+3349
TDT2605

61' : 20452+3240
TDT2517



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 20493+3314 : COMPONENTS
 
 
  A B
B pa=232.9°
sep=12.27"
 
C pa=147.8°
sep=17.62"
pa=111.4°
sep=20.60"
 
 
20493+3314 A
 
 
Name V1862 Cyg Coord arcsec 2000 204916.21+331347.2 Mag 9.62 Spectral class K (yellow-orange)
PmRA 2.00 PmDE 1.0 HIP 102764 Tycho2 2691-03115-1
BD BD+32 3954
Tycho2
Tycho2 2691-03115-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 13.480 E BTmag 0.274 VTmag 9.620
E VTmag 0.018 Prox 131 TYC T HIP 102764
CCDM A RAdeg 312.31752861 DEdeg 33.22977556 EpRA 1990 1.67
EpDE 1990 1.74 E RAdeg 16.3 E DEdeg 14.8 Posflg
Corr 0.2
Hipparcos
Catalog H HIP 102764 Proxy RAhms 20 49 16.21
DEdms +33 13 47.2 Vmag 8.98 VarFlag 2 R Vmag H
RAdeg 312.318 DEdeg 33.2298 AstroRef A Plx 3.13
CCDM 20493+3314 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 239 Rho 13.142 HD BD BD+32 3954
CD CP Dm number +32 3954 VIred 1.72
SpType N0 R SpType Coord arcsec 2000 204916.21+331347.2
Hipparcos 2
HIP 102764 Sn 15 So 3 Nc 2
RArad 5.4509692389 DErad 0.5799690271 Plx 0.71 PmRA 0.22
PmDE -8.29 E RArad 1.42 E DErad 1.58 E Plx 2.4
E pmRA 1.52 E pmDE 1.62 Hpmag 9.0829 E Hpmag 0.024
SHp 0.13 VA 2 BV 1.745 E BV 0.4
VI 1.72
CCDM
Ccdm 20493+3314 RComp Comp A Note1
Note2 Discov num DRAs -1.81 DDEs -10.2
R dRAs 10 Year Theta Rho
Obs 3 Vmag 10.7 Sp PmNote *
PmRA 6 PmDE 41 Dm number +32 3954 Cat1 BD
Name2 +33 2009 Cat2 AGK2/3 HD M HD
ADS BDS A14338 M ADS BDS N IDS IDS 20452N3252A
HIC 102764
 
 
20493+3314 B
 
 
Coord arcsec 2000 204915.43+331339.8 Mag 10.92 PmRA -25.00 PmDE -22.0
Tycho2 2691-03116-1 Calc delta mag 1.3 Calc coord yes
Tycho2
Tycho2 2691-03116-1 Pflag RAmdeg 312.31376924 DEmdeg 33.22780942
PmRA -22.3 PmDE -21.1 E RAmdeg 37 E DEmdeg 33
E pmRA 1.8 E pmDE 1.7 EpRAm 1986.47 EpDEm 1987.30
Num 5 Q RAmdeg 1.3 Q DEmdeg 0.6 Q pmRA 1.3
Q pmDE 0.6 BTmag 11.879 E BTmag 0.069 VTmag 10.920
E VTmag 0.050 Prox 131 TYC T HIP 102764
CCDM B RAdeg 312.31383167 DEdeg 33.22785778 EpRA 1990 1.66
EpDE 1990 1.73 E RAdeg 38.2 E DEdeg 34.4 Posflg
Corr 0.2
CCDM
Ccdm 20493+3314 RComp Comp B Note1
Note2 Discov num ES 31 DRAs -2.69 DDEs -17.3
R dRAs 10 Year 1892 Theta 245 Rho 9.8
Obs 1 Vmag 11.0 Sp K PmNote *
PmRA -36 PmDE 6 Dm number Cat1
Name2 +33 2008 Cat2 AGK2/3 HD M HD
ADS BDS A14338 M ADS BDS N IDS IDS 20452N3252B
HIC 102764
 
 
20493+3314 C
 
 
Coord arcsec 2000 204916.96+331332.3 Mag 9.5 PmRA -7.00 PmDE -4.0
Calc delta mag 0.12 Calc coord yes
CCDM
Ccdm 20493+3314 RComp Comp C Note1
Note2 Discov num ES 31 DRAs -0.85 DDEs -27.2
R dRAs 10 Year 1892 Theta 141 Rho 17.6
Obs 1 Vmag 11.7 Sp PmNote *
PmRA -6 PmDE 6 Dm number Cat1
Name2 +33 2010 Cat2 AGK2/3 HD M HD
ADS BDS A14338 M ADS BDS N IDS IDS 20452N3252C
HIC