09495-1033 A 1344
09h 49m 27.75s -10° 33' 07.5" P.A. 273.00 sep 0.2 mag 9.90,10.10 Sp F8
| Coord 2000 |
09495-1033 |
|
Discov num |
A 1344 |
|
Comp |
|
|
Coord arcsec 2000 |
09 49 27.75 -10 33 07.5 |
|
| Date first |
1906 |
|
Date last |
2020 |
|
Obs |
18 |
|
| Pa first |
180 |
|
Pa last |
272.5 |
|
P.A. Now (θ) |
272.5° |
|
| Sep first |
0.3 |
|
Sep last |
0.238 |
|
Sep. Now (ρ) |
0.238" |
|
| Mag pri |
9.90 |
|
Mag sec |
10.10 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
-082 |
|
Sec motion ra |
|
|
| Pri motion dec |
+041 |
|
Sec motion dec |
|
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sextans |
|
Tycho2 |
5478-00748-1 |
|
ADS |
7527 |
|
ORBITAL ELEMENTS
| Period (P) | 260.75y | ± 25.54 |
Periastron (T) | 1991.89y | ± 1.16 |
Semi-major axis (a) | 0.355a | ± 0.009 |
| Eccentricity (e) | 0.781 | ± 0.03 |
Inclination (i) | 116.2° | ± 2.6 |
Longitude of periastron (ω) | 90.9° | ± 1.8 |
| Node (Ω) | 119.5° | ± 2.4 |
Notes | | |
Reference | Tok2015c | |
| Equinox | 2000 | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
298.2 |
0.142 |
| 2001 |
296.0 |
0.152 |
| 2002 |
294.0 |
0.161 |
| 2003 |
292.3 |
0.169 |
| 2004 |
290.6 |
0.176 |
| 2005 |
289.2 |
0.182 |
| 2006 |
287.8 |
0.189 |
| 2007 |
286.5 |
0.194 |
| 2008 |
285.2 |
0.199 |
| 2009 |
284.0 |
0.204 |
| 2010 |
282.9 |
0.209 |
| 2011 |
281.8 |
0.213 |
| 2012 |
280.8 |
0.217 |
| 2013 |
279.8 |
0.221 |
| 2014 |
278.8 |
0.224 |
| 2015 |
277.9 |
0.227 |
| 2016 |
277.0 |
0.230 |
| 2017 |
276.1 |
0.233 |
| 2018 |
275.2 |
0.236 |
| 2019 |
274.4 |
0.238 |
| 2020 |
273.5 |
0.241 |
| 2021 |
272.7 |
0.243 |
| 2022 |
271.9 |
0.245 |
| 2023 |
271.1 |
0.247 |
| 2024 |
270.3 |
0.249 |
| 2025 |
269.6 |
0.251 |
| 2026 |
268.8 |
0.252 |
| 2027 |
268.0 |
0.254 |
| 2028 |
267.3 |
0.256 |
| 2029 |
266.6 |
0.257 |
| 2030 |
265.9 |
0.258 |
| 2031 |
265.1 |
0.260 |
| 2032 |
264.4 |
0.261 |
| 2033 |
263.7 |
0.262 |
| 2034 |
263.0 |
0.263 |
| 2035 |
262.3 |
0.264 |
| 2036 |
261.6 |
0.265 |
| 2037 |
261.0 |
0.266 |
| 2038 |
260.3 |
0.267 |
| 2039 |
259.6 |
0.267 |
| 2040 |
258.9 |
0.268 |
| 2041 |
258.3 |
0.269 |
| 2042 |
257.6 |
0.269 |
| 2043 |
257.0 |
0.270 |
| 2044 |
256.3 |
0.271 |
| 2045 |
255.7 |
0.271 |
| 2046 |
255.0 |
0.272 |
| 2047 |
254.4 |
0.272 |
| 2048 |
253.7 |
0.273 |
| 2049 |
253.1 |
0.273 |
| 2050 |
252.4 |
0.274 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
