01114+1526 BEU 2
01h 11m 25.42s +15° 26' 21.9" P.A. 289.00 sep 0.4 mag 13.90,15.20 Sp M3.1+M9.6
Coord 2000 |
01114+1526 |
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Discov num |
BEU 2 |
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Comp |
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Coord arcsec 2000 |
01 11 25.42 +15 26 21.9 |
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Date first |
2000 |
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Date last |
2021 |
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Obs |
17 |
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Pa first |
10 |
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Pa last |
288.9 |
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P.A. Now (θ) |
288.9° |
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Sep first |
1.0 |
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Sep last |
0.45 |
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Sep. Now (ρ) |
0.45" |
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Mag pri |
13.90 |
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Mag sec |
15.20 |
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delta mag (ΔM) |
1.3 |
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Spectral class |
M3.1+M9.6 (red/red) |
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Pri motion ra |
+192 |
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Sec motion ra |
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Pri motion dec |
-130 |
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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
ORBITAL ELEMENTS
Period (P) | 62.6y | |
Periastron (T) | 1993.9y | |
Semi-major axis (a) | 0.468a | |
Eccentricity (e) | 0 | |
Inclination (i) | 51.4° | |
Longitude of periastron (ω) | 0° | |
Node (Ω) | 120.5° | |
Notes | n | |
Reference | Tok2021c | |
Equinox | 2000 | |
Last observation | 2021 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
144.2 |
0.418 |
2001 |
148.8 |
0.402 |
2002 |
153.9 |
0.385 |
2003 |
159.4 |
0.368 |
2004 |
165.5 |
0.350 |
2005 |
172.3 |
0.334 |
2006 |
179.7 |
0.319 |
2007 |
187.7 |
0.306 |
2008 |
196.4 |
0.297 |
2009 |
205.4 |
0.293 |
2010 |
214.6 |
0.292 |
2011 |
223.7 |
0.297 |
2012 |
232.4 |
0.305 |
2013 |
240.5 |
0.317 |
2014 |
248.0 |
0.332 |
2015 |
254.8 |
0.348 |
2016 |
261.0 |
0.366 |
2017 |
266.6 |
0.384 |
2018 |
271.7 |
0.401 |
2019 |
276.4 |
0.417 |
2020 |
280.8 |
0.431 |
2021 |
284.9 |
0.443 |
2022 |
288.8 |
0.454 |
2023 |
292.5 |
0.461 |
2024 |
296.2 |
0.466 |
2025 |
299.8 |
0.468 |
2026 |
303.4 |
0.467 |
2027 |
307.0 |
0.463 |
2028 |
310.7 |
0.457 |
2029 |
314.5 |
0.448 |
2030 |
318.6 |
0.436 |
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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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