14051+4913 BEM 7
14h 05m 07.51s +49° 13' 37.2" P.A. 85.00 sep 4.6 mag 11.80,11.98 Sp K4/5
| Coord 2000 |
14051+4913 |
|
Discov num |
BEM 7 |
|
Comp |
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Coord arcsec 2000 |
14 05 07.51 +49 13 37.2 |
|
| Date first |
1902 |
|
Date last |
2020 |
|
Obs |
21 |
|
| Pa first |
94 |
|
Pa last |
84.5 |
|
P.A. Now (θ) |
84.5° |
|
| Sep first |
1.9 |
|
Sep last |
4.61 |
|
Sep. Now (ρ) |
4.61" |
|
| Mag pri |
11.80 |
|
Mag sec |
11.98 |
|
delta mag (ΔM) |
0.18 |
|
Spectral class |
K4/5 (yellow-orange) |
|
| Pri motion ra |
-048 |
|
Sec motion ra |
+034 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-003 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=1.688
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ursa Major |
|
Tycho2 |
3468-00255-1 |
|
Gaia DR2 |
1511248736326612224 |
|
ORBITAL ELEMENTS
| Period (P) | 1335.35c | ± 133.16 |
Periastron (T) | 1332.37c | |
Semi-major axis (a) | 16.5a | ± 3.5 |
| Eccentricity (e) | 0.83 | ± 0.96 |
Inclination (i) | 102° | ± 154 |
Longitude of periastron (ω) | 276° | ± 192 |
| Node (Ω) | 84.6° | ± 84.6 |
Notes | | |
Reference | Kiy2020 | |
| Equinox | | |
Last observation | | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
99.0 |
1.966 |
| 2001 |
99.0 |
1.968 |
| 2002 |
99.0 |
1.970 |
| 2003 |
98.9 |
1.972 |
| 2004 |
98.9 |
1.975 |
| 2005 |
98.9 |
1.977 |
| 2006 |
98.9 |
1.979 |
| 2007 |
98.8 |
1.981 |
| 2008 |
98.8 |
1.983 |
| 2009 |
98.8 |
1.985 |
| 2010 |
98.8 |
1.987 |
| 2011 |
98.8 |
1.989 |
| 2012 |
98.7 |
1.991 |
| 2013 |
98.7 |
1.994 |
| 2014 |
98.7 |
1.996 |
| 2015 |
98.7 |
1.998 |
| 2016 |
98.7 |
2.000 |
| 2017 |
98.6 |
2.002 |
| 2018 |
98.6 |
2.004 |
| 2019 |
98.6 |
2.006 |
| 2020 |
98.6 |
2.008 |
| 2021 |
98.6 |
2.010 |
| 2022 |
98.5 |
2.012 |
| 2023 |
98.5 |
2.015 |
| 2024 |
98.5 |
2.017 |
| 2025 |
98.5 |
2.019 |
| 2026 |
98.4 |
2.021 |
| 2027 |
98.4 |
2.023 |
| 2028 |
98.4 |
2.025 |
| 2029 |
98.4 |
2.027 |
| 2030 |
98.4 |
2.029 |
|
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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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