07036+3941 A 1959
07h 03m 34.05s +39° 40' 34.1" P.A. 177.00 sep 0.2 mag 10.60,10.34 Sp M0 dist. 57.31 pc (186.95 l.y.)
| Coord 2000 |
07036+3941 |
|
Discov num |
A 1959 |
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Comp |
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Coord arcsec 2000 |
07 03 34.05 +39 40 34.1 |
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| Date first |
1909 |
|
Date last |
2007 |
|
Obs |
27 |
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| Pa first |
157 |
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Pa last |
177.1 |
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P.A. Now (θ) |
352.2° |
|
| Sep first |
0.3 |
|
Sep last |
0.244 |
|
Sep. Now (ρ) |
0.257" |
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| Mag pri |
10.60 |
|
Mag sec |
10.34 |
|
delta mag (ΔM) |
0.26 |
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Spectral class |
M0 (red) |
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| Pri motion ra |
-148 |
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Sec motion ra |
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| Pri motion dec |
-093 |
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Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Auriga |
|
HIP |
34025 |
|
Tycho2 |
2947-00821-1 |
|
Gaia DR2 |
947369734235853056 |
|
| ADS |
5726 |
|
BD |
BD+39 1828 |
|
Distance |
57.31 |
|
Distance ly |
186.95 |
|
ORBITAL ELEMENTS
| Period (P) | 31.85y | ± 0.25 |
Periastron (T) | 1988.36y | ± 4.6 |
Semi-major axis (a) | 0.259a | ± 0.003 |
| Eccentricity (e) | 0.008 | ± 0.008 |
Inclination (i) | 63.3° | ± 2.5 |
Longitude of periastron (ω) | 147.7° | ± 35 |
| Node (Ω) | 172.3° | ± 3.5 |
Notes | n | |
Reference | Doc2006i | |
| Equinox | 2000 | |
Last observation | 2004 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
103.6 |
0.124 |
| 2001 |
123.0 |
0.144 |
| 2002 |
136.9 |
0.171 |
| 2003 |
146.9 |
0.199 |
| 2004 |
154.5 |
0.223 |
| 2005 |
160.8 |
0.243 |
| 2006 |
166.3 |
0.255 |
| 2007 |
171.4 |
0.261 |
| 2008 |
176.4 |
0.258 |
| 2009 |
181.7 |
0.247 |
| 2010 |
187.7 |
0.230 |
| 2011 |
194.8 |
0.206 |
| 2012 |
204.0 |
0.179 |
| 2013 |
216.6 |
0.151 |
| 2014 |
234.4 |
0.128 |
| 2015 |
257.9 |
0.116 |
| 2016 |
282.6 |
0.122 |
| 2017 |
302.6 |
0.142 |
| 2018 |
316.9 |
0.169 |
| 2019 |
327.2 |
0.196 |
| 2020 |
335.0 |
0.221 |
| 2021 |
341.4 |
0.240 |
| 2022 |
347.0 |
0.253 |
| 2023 |
352.2 |
0.257 |
| 2024 |
357.4 |
0.254 |
| 2025 |
2.9 |
0.242 |
| 2026 |
9.1 |
0.224 |
| 2027 |
16.8 |
0.200 |
| 2028 |
26.6 |
0.172 |
| 2029 |
40.3 |
0.145 |
| 2030 |
59.3 |
0.125 |
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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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