07039+5242 BEU 8
07h 03m 55.95s +52° 42' 03.7" P.A. 336.00 sep 0.2 mag 13.90,14.20 Sp M4.7V+M5V
Coord 2000 |
07039+5242 |
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Discov num |
BEU 8 |
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Comp |
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Coord arcsec 2000 |
07 03 55.95 +52 42 03.7 |
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Date first |
2000 |
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Date last |
2016 |
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Obs |
22 |
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Pa first |
5 |
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Pa last |
335.5 |
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P.A. Now (θ) |
6.2° |
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Sep first |
0.1 |
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Sep last |
0.165 |
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Sep. Now (ρ) |
0.144" |
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Mag pri |
13.90 |
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Mag sec |
14.20 |
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delta mag (ΔM) |
0.3 |
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Spectral class |
M4.7V+M5V (red/red) |
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Pri motion ra |
+679 |
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Sec motion ra |
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Pri motion dec |
-915 |
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Sec motion dec |
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Notes |
N
(See Notes) |
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Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
ORBITAL ELEMENTS
Period (P) | 3.286y | ± 0.0014 |
Periastron (T) | 58535d (2019.139y) | ± 4.9 |
Semi-major axis (a) | 156.38m | ± 0.29 |
Eccentricity (e) | 0.2231 | ± 0.0045 |
Inclination (i) | 131.76° | ± 0.53 |
Longitude of periastron (ω) | 73.73° | ± 0.43 |
Node (Ω) | 173.93° | ± 0.84 |
Notes | n | |
Reference | MnA2019 | |
Equinox | | |
Last observation | 2016 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
6.0 |
0.144 |
2001 |
293.9 |
0.137 |
2002 |
194.7 |
0.146 |
2003 |
39.7 |
0.101 |
2004 |
317.3 |
0.155 |
2005 |
219.6 |
0.136 |
2006 |
106.4 |
0.084 |
2007 |
336.5 |
0.165 |
2008 |
249.0 |
0.126 |
2009 |
155.9 |
0.122 |
2010 |
355.2 |
0.157 |
2011 |
280.0 |
0.130 |
2012 |
183.0 |
0.145 |
2013 |
20.0 |
0.124 |
2014 |
306.4 |
0.146 |
2015 |
206.7 |
0.142 |
2016 |
69.9 |
0.084 |
2017 |
327.3 |
0.162 |
2018 |
233.8 |
0.130 |
2019 |
136.1 |
0.102 |
2020 |
345.7 |
0.164 |
2021 |
264.8 |
0.126 |
2022 |
170.7 |
0.137 |
2023 |
6.2 |
0.144 |
2024 |
294.1 |
0.137 |
2025 |
194.8 |
0.146 |
2026 |
40.0 |
0.101 |
2027 |
317.5 |
0.155 |
2028 |
219.7 |
0.136 |
2029 |
106.9 |
0.085 |
2030 |
336.6 |
0.165 |
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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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