13133+1621 DOC 1 (HD 114882)
13h 13m 18.76s +16° 21' 47.7" P.A. 261.00 sep 0.1 mag 8.13,8.93 Sp G6V
| Coord 2000 |
13133+1621 |
|
Discov num |
DOC 1 |
|
Comp |
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Coord arcsec 2000 |
13 13 18.76 +16 21 47.7 |
|
| Date first |
2017 |
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Date last |
2021 |
|
Obs |
4 |
|
| Pa first |
206 |
|
Pa last |
261 |
|
P.A. Now (θ) |
261° |
|
| Sep first |
0.0 |
|
Sep last |
0.091 |
|
Sep. Now (ρ) |
0.091" |
|
| Mag pri |
8.13 |
|
Mag sec |
8.93 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
G6V (yellow) |
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| Pri motion ra |
-002 |
|
Sec motion ra |
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|
| Pri motion dec |
-051 |
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Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 114882 |
|
Constellation |
Coma Berenices |
|
Tycho2 |
1451-00208-1 |
|
Gaia DR2 |
3936767818083675136 |
|
| HD |
114882 |
|
ORBITAL ELEMENTS
| Period (P) | 25.402y | ± 0.142 |
Periastron (T) | 2015.138y | ± 0.164 |
Semi-major axis (a) | 88m | ± 3 |
| Eccentricity (e) | 0.401 | ± 0.017 |
Inclination (i) | 60.5° | ± 1 |
Longitude of periastron (ω) | 207° | ± 4 |
| Node (Ω) | 282.6° | ± 1.5 |
Notes | | |
Reference | Doc2018h | |
| Equinox | 2000 | |
Last observation | 2017 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
287.9 |
0.118 |
| 2001 |
291.4 |
0.118 |
| 2002 |
295.0 |
0.115 |
| 2003 |
298.9 |
0.110 |
| 2004 |
303.2 |
0.103 |
| 2005 |
308.3 |
0.095 |
| 2006 |
314.4 |
0.085 |
| 2007 |
322.2 |
0.074 |
| 2008 |
332.8 |
0.063 |
| 2009 |
347.9 |
0.053 |
| 2010 |
9.1 |
0.045 |
| 2011 |
35.1 |
0.043 |
| 2012 |
59.9 |
0.047 |
| 2013 |
79.8 |
0.053 |
| 2014 |
96.5 |
0.055 |
| 2015 |
113.9 |
0.050 |
| 2016 |
140.2 |
0.037 |
| 2017 |
187.3 |
0.030 |
| 2018 |
229.9 |
0.041 |
| 2019 |
250.6 |
0.059 |
| 2020 |
261.8 |
0.076 |
| 2021 |
269.0 |
0.090 |
| 2022 |
274.5 |
0.101 |
| 2023 |
278.9 |
0.110 |
| 2024 |
282.8 |
0.115 |
| 2025 |
286.4 |
0.118 |
| 2026 |
290.0 |
0.118 |
| 2027 |
293.5 |
0.117 |
| 2028 |
297.3 |
0.112 |
| 2029 |
301.4 |
0.106 |
| 2030 |
306.1 |
0.099 |
|
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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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