13107-0457 BU 609 (HD 114449)
13h 10m 42.41s -04° 56' 30.5" P.A. 181.00 sep 0.2 mag 7.82,10.14 Sp F4V dist. 140.06 pc (456.88 l.y.)
| Coord 2000 |
13107-0457 |
|
Discov num |
BU 609 |
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Comp |
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Coord arcsec 2000 |
13 10 42.41 -04 56 30.5 |
|
| Date first |
1878 |
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Date last |
2021 |
|
Obs |
15 |
|
| Pa first |
356 |
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Pa last |
181.3 |
|
P.A. Now (θ) |
181.3° |
|
| Sep first |
0.9 |
|
Sep last |
0.166 |
|
Sep. Now (ρ) |
0.166" |
|
| Mag pri |
7.82 |
|
Mag sec |
10.14 |
|
delta mag (ΔM) |
2.32 |
|
Spectral class |
F4V (yellow-white) |
|
| Pri motion ra |
-072 |
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Sec motion ra |
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|
| Pri motion dec |
-014 |
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Sec motion dec |
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| Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 114449 |
|
Constellation |
Virgo |
|
SAO |
139195 |
|
HIP |
64296 |
|
| Tycho2 |
4961-00684-1 |
|
Gaia DR2 |
3635841312446248832 |
|
HD |
114449 |
|
ADS |
8807 |
|
| BD |
BD-04 3432 |
|
Distance |
140.06 |
|
Distance ly |
456.88 |
|
ORBITAL ELEMENTS
| Period (P) | 500y | |
Periastron (T) | 2026.7y | |
Semi-major axis (a) | 0.627a | |
| Eccentricity (e) | 0.594 | |
Inclination (i) | 96.5° | |
Longitude of periastron (ω) | 327.6° | |
| Node (Ω) | 173.8° | |
Notes | | |
Reference | Tok2021f | |
| Equinox | | |
Last observation | 2021 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
333.4 |
0.109 |
| 2001 |
330.9 |
0.097 |
| 2002 |
327.8 |
0.085 |
| 2003 |
323.7 |
0.074 |
| 2004 |
318.2 |
0.063 |
| 2005 |
310.4 |
0.053 |
| 2006 |
299.3 |
0.044 |
| 2007 |
283.5 |
0.038 |
| 2008 |
263.4 |
0.035 |
| 2009 |
242.8 |
0.037 |
| 2010 |
226.0 |
0.043 |
| 2011 |
214.1 |
0.051 |
| 2012 |
205.7 |
0.061 |
| 2013 |
199.8 |
0.072 |
| 2014 |
195.5 |
0.083 |
| 2015 |
192.2 |
0.094 |
| 2016 |
189.6 |
0.106 |
| 2017 |
187.5 |
0.117 |
| 2018 |
185.8 |
0.129 |
| 2019 |
184.4 |
0.140 |
| 2020 |
183.1 |
0.151 |
| 2021 |
182.1 |
0.161 |
| 2022 |
181.2 |
0.172 |
| 2023 |
180.3 |
0.182 |
| 2024 |
179.6 |
0.192 |
| 2025 |
178.9 |
0.201 |
| 2026 |
178.3 |
0.210 |
| 2027 |
177.7 |
0.218 |
| 2028 |
177.2 |
0.226 |
| 2029 |
176.7 |
0.233 |
| 2030 |
176.3 |
0.240 |
|
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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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