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Doubles in session


Current system
11035+5432
A 1590
HD 95690


Nearby doubles
16' : 11045+5443
TDS7650

18' : 11052+5441
TDS7653

25' : 11056+5448
A 1591

37' : 11061+5500
TDS7662

52' : 11093+5423
CVR 114

53' : 10578+5449
STI2259

56' : 10572+5444
LDS3024

58' : 11029+5529
CVR 112

59' : 11078+5348
TDS7682

68' : 11098+5512
LDS3029

72' : 11099+5347
CVR1347

83' : 11095+5328
TDS7702

90' : 11020+5600
LDS3025AB

91' : 11102+5542
HJ 2560AB

93' : 10533+5500
SLW 535

93' : 10560+5539
TDS7561

96' : 10528+5502
MLB 130

96' : 11077+5303
HDS1587

101' : 10570+5310
LDS3023

103' : 11136+5525
A 1353

103' : 10529+5348
SLW 534

105' : 11142+5346
LDS3031

107' : 11047+5246
LDS3027AB

107' : 11018+5246
TDS7620

110' : 11080+5249
STF1510

112' : 10571+5608
LDS2590



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.

11035+5432 A 1590 (HD 95690)

 
 
11h 03m 27.91s +54° 31' 33.0" P.A. 327.00 sep 1.5 mag 8.95,9.64 Sp K2V dist. 43.37 pc (141.47 l.y.)
 
 
Coord 2000 11035+5432 Discov num A  1590 Comp Coord arcsec 2000 11 03 27.91 +54 31 33.0
Date first 1907 Date last 2017 Obs 86
Pa first 262 Pa last 326.9 P.A. Now (θ) 326.9°
Sep first 0.4 Sep last 1.458 Sep. Now (ρ) 1.458"
Mag pri 8.95 Mag sec 9.64 delta mag (ΔM) 0.69 Spectral class K2V (yellow-orange)
Pri motion ra -126 Sec motion ra -126
Pri motion dec +077 Sec motion dec +077
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 95690 Constellation Ursa Major SAO 27886 HIP 54040
Tycho2 3824-00351-1 Gaia DR2 843668436068988928 HD 95690 ADS 8032
BD BD+55 1439 Distance 43.37 Distance ly 141.47
 
 
ORBITAL ELEMENTS
 
 
Period (P)163.6173y± 62.6485 Periastron (T)1917.6311y± 3.76 Semi-major axis (a)0.98721a± 0.2233
Eccentricity (e)0.81345± 0.18888 Inclination (i)135.86°± 14.496 Longitude of periastron (ω)303.772°± 60.888
Node (Ω)108.78°± 58.09 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 335.6 1.462
2001 335.1 1.465
2002 334.7 1.467
2003 334.3 1.470
2004 333.9 1.472
2005 333.5 1.474
2006 333.1 1.476
2007 332.7 1.477
2008 332.3 1.478
2009 331.8 1.479
2010 331.4 1.479
2011 331.0 1.479
2012 330.6 1.479
2013 330.2 1.478
2014 329.8 1.478
2015 329.4 1.476
2016 329.0 1.475
2017 328.6 1.473
2018 328.2 1.471
2019 327.7 1.469
2020 327.3 1.466
2021 326.9 1.463
2022 326.5 1.459
2023 326.1 1.456
2024 325.6 1.452
2025 325.2 1.447
2026 324.8 1.442
2027 324.4 1.437
2028 323.9 1.431
2029 323.5 1.426
2030 323.0 1.419
2031 322.6 1.412
2032 322.1 1.405
2033 321.7 1.398
2034 321.2 1.390
2035 320.8 1.381
2036 320.3 1.373
2037 319.8 1.363
2038 319.3 1.354
2039 318.8 1.344
2040 318.3 1.333
2041 317.8 1.322
2042 317.3 1.310
2043 316.8 1.298
2044 316.2 1.286
2045 315.7 1.272
2046 315.1 1.259
2047 314.6 1.244
2048 314.0 1.229
2049 313.4 1.214
2050 312.8 1.198


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds11035%2B5432b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic