14404+2159 MCA 40 (HD 129132)
14h 40m 21.88s +21° 58' 32.8" P.A. 79.00 sep 0.1 mag 6.05,7.10 Sp G0V dist. 116.28 pc (379.31 l.y.)
| Coord 2000 |
14404+2159 |
|
Discov num |
MCA 40 |
|
Comp |
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|
Coord arcsec 2000 |
14 40 21.88 +21 58 32.8 |
|
| Date first |
1977 |
|
Date last |
2015 |
|
Obs |
60 |
|
| Pa first |
89 |
|
Pa last |
78.5 |
|
P.A. Now (θ) |
98.8° |
|
| Sep first |
0.1 |
|
Sep last |
0.07 |
|
Sep. Now (ρ) |
0.046" |
|
| Mag pri |
6.05 |
|
Mag sec |
7.10 |
|
delta mag (ΔM) |
1.05 |
|
Spectral class |
G0V (yellow) |
|
| Pri motion ra |
-019 |
|
Sec motion ra |
|
|
| Pri motion dec |
+040 |
|
Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 129132 |
|
Constellation |
Bootes |
|
SAO |
83458 |
|
HIP |
71729 |
|
| Tycho2 |
1483-00948-1 |
|
Gaia DR2 |
1241620894326361344 |
|
HD |
129132 |
|
HR |
5472 |
|
| GC |
19762 |
|
BD |
BD+22 2731 |
|
Distance |
116.28 |
|
Distance ly |
379.31 |
|
ORBITAL ELEMENTS
| Period (P) | 9.151y | ± 0.041 |
Periastron (T) | 2003.66y | ± 0.28 |
Semi-major axis (a) | 71m | ± 0.6 |
| Eccentricity (e) | 0.049 | ± 0.021 |
Inclination (i) | 107.4° | ± 0.6 |
Longitude of periastron (ω) | 265° | ± 13 |
| Node (Ω) | 79° | ± 0.6 |
Notes | n | |
Reference | Hor2011b | |
| Equinox | 2000 | |
Last observation | 2008 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
288.5 |
0.040 |
| 2001 |
266.9 |
0.066 |
| 2002 |
254.6 |
0.068 |
| 2003 |
234.7 |
0.041 |
| 2004 |
139.1 |
0.023 |
| 2005 |
92.0 |
0.056 |
| 2006 |
78.2 |
0.071 |
| 2007 |
64.7 |
0.058 |
| 2008 |
27.6 |
0.028 |
| 2009 |
295.0 |
0.035 |
| 2010 |
269.1 |
0.063 |
| 2011 |
256.5 |
0.069 |
| 2012 |
239.4 |
0.046 |
| 2013 |
158.4 |
0.021 |
| 2014 |
95.1 |
0.051 |
| 2015 |
80.0 |
0.071 |
| 2016 |
67.2 |
0.061 |
| 2017 |
37.7 |
0.032 |
| 2018 |
303.4 |
0.030 |
| 2019 |
271.4 |
0.060 |
| 2020 |
258.3 |
0.070 |
| 2021 |
243.1 |
0.051 |
| 2022 |
180.1 |
0.021 |
| 2023 |
98.8 |
0.046 |
| 2024 |
81.8 |
0.070 |
| 2025 |
69.5 |
0.064 |
| 2026 |
45.4 |
0.037 |
| 2027 |
314.7 |
0.026 |
| 2028 |
274.1 |
0.056 |
| 2029 |
260.1 |
0.071 |
| 2030 |
246.2 |
0.056 |
| 2031 |
199.3 |
0.023 |
| 2032 |
103.5 |
0.041 |
| 2033 |
83.7 |
0.068 |
| 2034 |
71.6 |
0.067 |
| 2035 |
51.3 |
0.041 |
| 2036 |
329.2 |
0.024 |
| 2037 |
277.2 |
0.052 |
| 2038 |
261.9 |
0.070 |
| 2039 |
248.9 |
0.060 |
| 2040 |
213.7 |
0.027 |
| 2041 |
109.6 |
0.036 |
| 2042 |
85.7 |
0.066 |
| 2043 |
73.5 |
0.069 |
| 2044 |
56.0 |
0.046 |
| 2045 |
346.6 |
0.022 |
| 2046 |
280.8 |
0.047 |
| 2047 |
263.8 |
0.069 |
| 2048 |
251.2 |
0.063 |
| 2049 |
223.8 |
0.032 |
| 2050 |
117.9 |
0.030 |
|
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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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