11056+5448 A 1591 (HD 96061)
11h 05m 34.65s +54° 48' 28.7" P.A. 108.00 sep 0.2 mag 8.98,9.52 Sp G0 dist. 135.87 pc (443.21 l.y.)
| Coord 2000 |
11056+5448 |
|
Discov num |
A 1591 |
|
Comp |
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Coord arcsec 2000 |
11 05 34.65 +54 48 28.7 |
|
| Date first |
1907 |
|
Date last |
2014 |
|
Obs |
23 |
|
| Pa first |
118 |
|
Pa last |
107.8 |
|
P.A. Now (θ) |
107.8° |
|
| Sep first |
0.2 |
|
Sep last |
0.197 |
|
Sep. Now (ρ) |
0.197" |
|
| Mag pri |
8.98 |
|
Mag sec |
9.52 |
|
delta mag (ΔM) |
0.54 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+034 |
|
Sec motion ra |
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| Pri motion dec |
+019 |
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Sec motion dec |
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| Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 96061 |
|
Constellation |
Ursa Major |
|
SAO |
27895 |
|
HIP |
54216 |
|
| Tycho2 |
3824-01021-1 |
|
Gaia DR2 |
843713099432494336 |
|
HD |
96061 |
|
ADS |
8050 |
|
| BD |
BD+55 1440 |
|
Distance |
135.87 |
|
Distance ly |
443.21 |
|
ORBITAL ELEMENTS
| Period (P) | 105y | |
Periastron (T) | 1993y | |
Semi-major axis (a) | 0.205a | |
| Eccentricity (e) | 0.45 | |
Inclination (i) | 143.5° | |
Longitude of periastron (ω) | 171° | |
| Node (Ω) | 52.5° | |
Notes | | |
Reference | Hei1976 | |
| Equinox | 2000 | |
Last observation | 1974 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
185.3 |
0.119 |
| 2001 |
178.1 |
0.121 |
| 2002 |
171.1 |
0.123 |
| 2003 |
164.4 |
0.126 |
| 2004 |
158.1 |
0.129 |
| 2005 |
152.1 |
0.133 |
| 2006 |
146.5 |
0.138 |
| 2007 |
141.2 |
0.143 |
| 2008 |
136.3 |
0.148 |
| 2009 |
131.7 |
0.153 |
| 2010 |
127.5 |
0.159 |
| 2011 |
123.5 |
0.165 |
| 2012 |
119.8 |
0.171 |
| 2013 |
116.4 |
0.176 |
| 2014 |
113.2 |
0.182 |
| 2015 |
110.2 |
0.188 |
| 2016 |
107.3 |
0.194 |
| 2017 |
104.7 |
0.200 |
| 2018 |
102.2 |
0.206 |
| 2019 |
99.8 |
0.212 |
| 2020 |
97.6 |
0.217 |
| 2021 |
95.4 |
0.223 |
| 2022 |
93.4 |
0.228 |
| 2023 |
91.4 |
0.233 |
| 2024 |
89.6 |
0.238 |
| 2025 |
87.8 |
0.243 |
| 2026 |
86.0 |
0.247 |
| 2027 |
84.4 |
0.252 |
| 2028 |
82.8 |
0.256 |
| 2029 |
81.2 |
0.260 |
| 2030 |
79.7 |
0.264 |
|
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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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