14030-3141 BU 1197 (HD 122510)
14h 03m 01.73s -31° 41' 02.4" P.A. 224.00 sep 2.5 mag 6.52,7.80 Sp F8V dist. 38.17 pc (124.51 l.y.)
| Coord 2000 |
14030-3141 |
|
Discov num |
BU 1197 |
|
Comp |
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Coord arcsec 2000 |
14 03 01.73 -31 41 02.4 |
|
| Date first |
1890 |
|
Date last |
2021 |
|
Obs |
48 |
|
| Pa first |
179 |
|
Pa last |
223.5 |
|
P.A. Now (θ) |
223.5° |
|
| Sep first |
0.9 |
|
Sep last |
2.461 |
|
Sep. Now (ρ) |
2.461" |
|
| Mag pri |
6.52 |
|
Mag sec |
7.80 |
|
delta mag (ΔM) |
1.28 |
|
Spectral class |
F8V (yellow-white) |
|
| Pri motion ra |
+033 |
|
Sec motion ra |
|
|
| Pri motion dec |
+077 |
|
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 122510 |
|
Constellation |
Centaurus |
|
SAO |
205123 |
|
HIP |
68641 |
|
| Tycho2 |
7280-00998-1 |
|
Gaia DR2 |
6172313448297170688 |
|
HD |
122510 |
|
HR |
5268 |
|
| GC |
18966 |
|
CD |
CD-3110859 |
|
CP |
CP-31 3731 |
|
Distance |
38.17 |
|
| Distance ly |
124.51 |
|
ORBITAL ELEMENTS
| Period (P) | 1002.6411y | ± 503.8223 |
Periastron (T) | 1879.698y | ± 8.0349 |
Semi-major axis (a) | 3.67995a | ± 2.12413 |
| Eccentricity (e) | 0.90039 | ± 0.08957 |
Inclination (i) | 65.141° | ± 12.722 |
Longitude of periastron (ω) | 86.022° | ± 6.895 |
| Node (Ω) | 1.675° | ± 21.028 |
Notes | | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2014 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
220.2 |
2.355 |
| 2001 |
220.4 |
2.361 |
| 2002 |
220.5 |
2.368 |
| 2003 |
220.7 |
2.374 |
| 2004 |
220.8 |
2.380 |
| 2005 |
221.0 |
2.386 |
| 2006 |
221.2 |
2.391 |
| 2007 |
221.3 |
2.397 |
| 2008 |
221.5 |
2.403 |
| 2009 |
221.6 |
2.409 |
| 2010 |
221.8 |
2.414 |
| 2011 |
221.9 |
2.420 |
| 2012 |
222.1 |
2.426 |
| 2013 |
222.2 |
2.431 |
| 2014 |
222.4 |
2.437 |
| 2015 |
222.5 |
2.442 |
| 2016 |
222.7 |
2.448 |
| 2017 |
222.8 |
2.453 |
| 2018 |
223.0 |
2.458 |
| 2019 |
223.1 |
2.463 |
| 2020 |
223.3 |
2.469 |
| 2021 |
223.4 |
2.474 |
| 2022 |
223.6 |
2.479 |
| 2023 |
223.7 |
2.484 |
| 2024 |
223.8 |
2.489 |
| 2025 |
224.0 |
2.494 |
| 2026 |
224.1 |
2.499 |
| 2027 |
224.3 |
2.504 |
| 2028 |
224.4 |
2.509 |
| 2029 |
224.6 |
2.514 |
| 2030 |
224.7 |
2.518 |
|
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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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