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Doubles in session


Current system
18571+3451
HDS 2685
HD 176087


Nearby doubles
6' : 18575+3454
POP 29

9' : 18568+3446
POP 41

10' : 18568+3443
POP 196

18' : 18569+3505
POP 194

19' : 18574+3507
POP 130AB

38' : 18556+3524
NSN 707

38' : 19002+3448
ES 2236

39' : 18570+3412
TDT1143

43' : 18566+3409
TDT1140

50' : 18596+3530
GRV 244

54' : 18528+3448
DAM 288AB

58' : 19018+3448
COU1612

61' : 18549+3358
STT 525AB

62' : 19019+3436
POP 40AB

64' : 19000+3544
TDT1176

65' : 18584+3554
ES 2031

66' : 18560+3347
STF2421

69' : 18554+3556
A 1385AB

72' : 18535+3437
L 26

78' : 18515+3418
DAM1253

79' : 18518+3410
GYL 10

81' : 18511+3524
J 110

84' : 18551+3611
TDT1125

85' : 18548+3611
ES 2029

88' : 18530+3603
ALI 143

89' : 18532+3606
TDT1111



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 18571+3451 : COMPONENTS
 
 
  A
B pa=198.7°
sep=0.51"
 
 
18571+3451 A
 
 
Name HD 176087 Coord arcsec 2000 185707.56+345120.6 Mag 7.8 Spectral class F8 (yellow-white)
PmRA -20.00 PmDE -84.0 HIP 93037 Tycho2 2647-00981-1
BD BD+34 3368
Tycho2
Tycho2 2647-00981-1 Pflag RAmdeg 284.28141304 DEmdeg 34.85550608
PmRA -26.0 PmDE -94.2 E RAmdeg 5 E DEmdeg 4
E pmRA 1.5 E pmDE 1.7 EpRAm 1991.15 EpDEm 1991.45
Num 11 Q RAmdeg 1.2 Q DEmdeg 0.8 Q pmRA 1.2
Q pmDE 0.7 BTmag 8.103 E BTmag 0.015 VTmag 7.578
E VTmag 0.010 Prox 999 TYC T HIP 93037
CCDM AB RAdeg 284.28148806 DEdeg 34.85572611 EpRA 1990 1.52
EpDE 1990 1.59 E RAdeg 4.5 E DEdeg 4.4 Posflg P
Corr 0.1
Hipparcos
Catalog H HIP 93037 Proxy H RAhms 18 57 07.56
DEdms +34 51 20.6 Vmag 7.53 VarFlag R Vmag H
RAdeg 284.281 DEdeg 34.8557 AstroRef * Plx 13.73
CCDM -20.25 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 184 Rho 0.162 HD BD BD+34 3368
CD CP Dm number +34 3368 VIred 0.57
SpType F8 R SpType Coord arcsec 2000 185707.56+345120.6
Hipparcos 2
HIP 93037 Sn 55 So 3 Nc 2
RArad 4.9616480049 DErad 0.6083472961 Plx 13.2 PmRA -19.89
PmDE -85.18 E RArad 0.47 E DErad 0.51 E Plx 0.6
E pmRA 0.52 E pmDE 0.61 Hpmag E Hpmag 0.0011
SHp 0.012 VA 0 BV 0.474 E BV 0.011
VI 0.55
CCDM
Ccdm 18571+3451 RComp Comp A Note1
Note2 Discov num DRAs 1.55 DDEs 19.9
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.8 Sp F8 PmNote *
PmRA -20 PmDE -84 Dm number +34 3368 Cat1 BD
Name2 +34 1767 Cat2 AGK2/3 HD 176087 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 93037
 
 
18571+3451 B
 
 
Coord arcsec 2000 185707.55+345120.1 Mag 9.78 Delta magnitude 1.98 Coordinate calculated yes
CCDM
Ccdm 18571+3451 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.55 DDEs 19.8
R dRAs 82 Year 1991 Theta 184 Rho 0.2
Obs 1 Vmag 9.8 Sp PmNote *
PmRA -20 PmDE -84 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 93037