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 |
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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