00089+2050 BEU 1
00h 08m 53.91s +20° 50' 25.2" P.A. 43.00 sep 0.1 mag 12.70,14.30 Sp M5V
Coord 2000 |
00089+2050 |
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Discov num |
BEU 1 |
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Comp |
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Coord arcsec 2000 |
00 08 53.91 +20 50 25.2 |
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Date first |
2001 |
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Date last |
2021 |
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Obs |
13 |
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Pa first |
170 |
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Pa last |
43 |
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P.A. Now (θ) |
320.8° |
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Sep first |
0.1 |
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Sep last |
0.143 |
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Sep. Now (ρ) |
0.131" |
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Mag pri |
12.70 |
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Mag sec |
14.30 |
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delta mag (ΔM) |
1.6 |
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Spectral class |
M5V (red) |
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Pri motion ra |
-049 |
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Sec motion ra |
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Pri motion dec |
-260 |
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Sec motion dec |
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Notes |
N
O
R
(See Notes, Orbital solution, Red magnitudes) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pegasus |
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Gaia DR2 |
2798766647610195456 |
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ORBITAL ELEMENTS
Period (P) | 5.918y | ± 0.017 |
Periastron (T) | 2018.92y | ± 0.17 |
Semi-major axis (a) | 0.144a | ± 0.005 |
Eccentricity (e) | 0.105 | ± 0.023 |
Inclination (i) | 145.7° | ± 3.3 |
Longitude of periastron (ω) | 240.4° | ± 17.2 |
Node (Ω) | 83.6° | ± 6.6 |
Notes | n | |
Reference | Tok2021c | |
Equinox | 2000 | |
Last observation | 2021 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
282.3 |
0.137 |
2001 |
221.2 |
0.117 |
2002 |
137.3 |
0.119 |
2003 |
81.5 |
0.151 |
2004 |
34.7 |
0.141 |
2005 |
335.9 |
0.129 |
2006 |
277.8 |
0.137 |
2007 |
214.9 |
0.115 |
2008 |
131.4 |
0.122 |
2009 |
77.8 |
0.152 |
2010 |
30.4 |
0.140 |
2011 |
330.9 |
0.130 |
2012 |
273.3 |
0.137 |
2013 |
208.3 |
0.112 |
2014 |
125.9 |
0.125 |
2015 |
74.1 |
0.152 |
2016 |
26.0 |
0.138 |
2017 |
325.8 |
0.130 |
2018 |
268.8 |
0.136 |
2019 |
201.4 |
0.110 |
2020 |
120.6 |
0.129 |
2021 |
70.4 |
0.152 |
2022 |
21.5 |
0.136 |
2023 |
320.8 |
0.131 |
2024 |
264.2 |
0.136 |
2025 |
194.4 |
0.109 |
2026 |
115.6 |
0.132 |
2027 |
66.7 |
0.152 |
2028 |
16.8 |
0.135 |
2029 |
315.9 |
0.132 |
2030 |
259.5 |
0.134 |
2031 |
187.1 |
0.108 |
2032 |
110.9 |
0.135 |
2033 |
63.0 |
0.151 |
2034 |
12.1 |
0.133 |
2035 |
311.0 |
0.133 |
2036 |
254.7 |
0.133 |
2037 |
179.8 |
0.108 |
2038 |
106.3 |
0.138 |
2039 |
59.3 |
0.151 |
2040 |
7.3 |
0.132 |
2041 |
306.3 |
0.134 |
2042 |
249.8 |
0.131 |
2043 |
172.5 |
0.108 |
2044 |
102.0 |
0.141 |
2045 |
55.5 |
0.150 |
2046 |
2.3 |
0.131 |
2047 |
301.5 |
0.135 |
2048 |
244.8 |
0.128 |
2049 |
165.2 |
0.109 |
2050 |
97.8 |
0.144 |
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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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