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Doubles in session


Current system
17553+4400
TLB 24


Nearby doubles
11' : 17556+4350
TDT 575

12' : 17559+4351
ES 1415AB

27' : 17571+4343
KPP 404

38' : 17533+4329
TDT 556

49' : 17593+4422
UC 3463

51' : 17514+4332
LDS4767

52' : 17536+4313
ES 2663

60' : 17502+4424
SIG 3

61' : 17571+4303
CBL 520

66' : 17596+4314
COU1784

70' : 17497+4325
LDS4764

70' : 17512+4454
STF2242AB

74' : 18001+4452
LDS4769

75' : 17519+4256
COU1598

79' : 17480+4406
KPP4061

80' : 18025+4414
BU 1127AB

85' : 17474+4409
CVR 206

86' : 17481+4324
KPP4062

89' : 17536+4234
COU1600

95' : 18030+4442
ES 1416

95' : 17587+4231
POP 123

96' : 17526+4531
UC 233

100' : 18022+4506
CBL 73

100' : 17483+4506
SMA 79

100' : 17469+4442
BRT 344

103' : 18015+4517
STF2270



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 17553+4400 : COMPONENTS
 
 
  A
B pa=341.7°
sep=28.81"
 
 
17553+4400 A
 
 
Coord arcsec 2000 175516.12+440003.3 Mag 8.1 SAO 47068 HIP 87734
Tycho2 3101-01295-1 HD 163674 BD BD+44 2791
Tycho2
Tycho2 3101-01295-1 Pflag RAmdeg 268.81706459 DEmdeg 44.00104253
PmRA 22.4 PmDE -29.0 E RAmdeg 6 E DEmdeg 6
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.10 EpDEm 1991.11
Num 8 Q RAmdeg 1.7 Q DEmdeg 1.0 Q pmRA 1.6
Q pmDE 1.0 BTmag 8.767 E BTmag 0.017 VTmag 8.243
E VTmag 0.012 Prox 749 TYC T HIP 87734
CCDM RAdeg 268.81699222 DEdeg 44.00110972 EpRA 1990 1.66
EpDE 1990 1.63 E RAdeg 5.8 E DEdeg 5.9 Posflg
Corr 0.0
SAO
SAO 47068 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.056 Vmag 8.1 SpType F5
Double code Source 4 CatNum 1440 DM BD+44 2791
DMcomp BDsup HD 163674 M HD 0
GC RA1950rad 4.68524042 DE1950rad 0.76808205 PmRA2000 0.0002
PmDE2000 -0.056
Hipparcos
Catalog H HIP 87734 Proxy RAhms 17 55 16.08
DEdms +44 00 04.0 Vmag 8.18 VarFlag R Vmag H
RAdeg 268.817 DEdeg 44.0011 AstroRef Plx 7.05
CCDM 19.74 N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+44 2791
CD CP Dm number +44 2791 VIred 0.6
SpType F5 R SpType Coord arcsec 2000 175516.08+440004.0
Hipparcos 2
HIP 87734 Sn 5 So 0 Nc 1
RArad 4.6917415253 DErad 0.7679642304 Plx 7.14 PmRA 19.16
PmDE -28.66 E RArad 0.46 E DErad 0.44 E Plx 0.53
E pmRA 0.49 E pmDE 0.47 Hpmag E Hpmag 0.0012
SHp 0.014 VA 0 BV 0.531 E BV 0.015
VI 0.6
 
 
17553+4400 B
 
 
Coord arcsec 2000 175515.28+440030.7 Mag 13.7 Delta magnitude 5.6 Coordinate calculated yes