05333+4449 AST 3
05h 33m 19.13s +44° 48' 58.8" P.A. 47.00 sep 0.3 mag 12.50,14.20 Sp M3V+M4.5V
Coord 2000 |
05333+4449 |
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Discov num |
AST 3 |
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Comp |
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Coord arcsec 2000 |
05 33 19.13 +44 48 58.8 |
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Date first |
1996 |
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Date last |
2017 |
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Obs |
19 |
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Pa first |
46 |
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Pa last |
46.7 |
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P.A. Now (θ) |
39.6° |
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Sep first |
0.3 |
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Sep last |
0.323 |
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Sep. Now (ρ) |
0.257" |
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Mag pri |
12.50 |
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Mag sec |
14.20 |
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delta mag (ΔM) |
1.7 |
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Spectral class |
M3V+M4.5V (red/red) |
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Pri motion ra |
+060 |
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Sec motion ra |
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Pri motion dec |
-360 |
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Sec motion dec |
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Notes |
N
V
(See Notes, Proper motion indicates physical) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
ORBITAL ELEMENTS
Period (P) | 11.593y | ± 0.034 |
Periastron (T) | 57220d (2015.539y) | ± 18 |
Semi-major axis (a) | 272.9m | ± 6.8 |
Eccentricity (e) | 0.8612 | ± 0.0058 |
Inclination (i) | 97.23° | ± 0.35 |
Longitude of periastron (ω) | 230.5° | ± 1.5 |
Node (Ω) | 51.11° | ± 0.14 |
Notes | n | |
Reference | MnA2019 | |
Equinox | | |
Last observation | 2017 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
39.1 |
0.247 |
2001 |
35.9 |
0.184 |
2002 |
28.5 |
0.108 |
2003 |
336.3 |
0.029 |
2004 |
131.1 |
0.005 |
2005 |
49.1 |
0.230 |
2006 |
47.1 |
0.310 |
2007 |
45.8 |
0.346 |
2008 |
44.6 |
0.356 |
2009 |
43.4 |
0.345 |
2010 |
42.1 |
0.319 |
2011 |
40.4 |
0.277 |
2012 |
38.0 |
0.223 |
2013 |
33.8 |
0.155 |
2014 |
21.0 |
0.074 |
2015 |
261.8 |
0.037 |
2016 |
51.8 |
0.136 |
2017 |
48.2 |
0.270 |
2018 |
46.5 |
0.329 |
2019 |
45.3 |
0.353 |
2020 |
44.1 |
0.353 |
2021 |
42.9 |
0.336 |
2022 |
41.4 |
0.303 |
2023 |
39.6 |
0.257 |
2024 |
36.7 |
0.197 |
2025 |
30.6 |
0.123 |
2026 |
0.5 |
0.040 |
2027 |
234.8 |
0.053 |
2028 |
49.7 |
0.206 |
2029 |
47.4 |
0.300 |
2030 |
46.0 |
0.342 |
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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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