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 |
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Discov num |
A 1590 |
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Comp |
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Coord arcsec 2000 |
11 03 27.91 +54 31 33.0 |
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Date first |
1907 |
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Date last |
2017 |
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Obs |
86 |
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Pa first |
262 |
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Pa last |
326.9 |
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P.A. Now (θ) |
326.9° |
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Sep first |
0.4 |
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Sep last |
1.458 |
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Sep. Now (ρ) |
1.458" |
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Mag pri |
8.95 |
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Mag sec |
9.64 |
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delta mag (ΔM) |
0.69 |
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Spectral class |
K2V (yellow-orange) |
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Pri motion ra |
-126 |
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Sec motion ra |
-126 |
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Pri motion dec |
+077 |
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Sec motion dec |
+077 |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 95690 |
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Constellation |
Ursa Major |
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SAO |
27886 |
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HIP |
54040 |
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Tycho2 |
3824-00351-1 |
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Gaia DR2 |
843668436068988928 |
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HD |
95690 |
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ADS |
8032 |
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BD |
BD+55 1439 |
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Distance |
43.37 |
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Distance ly |
141.47 |
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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 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2015 | |
Grade | 4 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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