12446-5717 FIN 65 AB (HD 110698)
12h 44m 34.99s -57° 17' 12.8" P.A. 77.00 sep 0.3 mag 6.99,8.18 Sp A0IV/V dist. 111.23 pc (362.83 l.y.)
| Coord 2000 |
12446-5717 |
|
Discov num |
FIN 65 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 44 34.99 -57 17 12.8 |
|
| Date first |
1928 |
|
Date last |
2022 |
|
Obs |
23 |
|
| Pa first |
237 |
|
Pa last |
77.2 |
|
P.A. Now (θ) |
77.2° |
|
| Sep first |
0.2 |
|
Sep last |
0.317 |
|
Sep. Now (ρ) |
0.317" |
|
| Mag pri |
6.99 |
|
Mag sec |
8.18 |
|
delta mag (ΔM) |
1.19 |
|
Spectral class |
A0IV/V (white) |
|
| Pri motion ra |
-031 |
|
Sec motion ra |
|
|
| Pri motion dec |
-014 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
12446-5717 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 110698 |
240203 |
12 44 35 -57 17 13 |
FIN 65 AB |
2022 |
23 |
77 |
0.3 |
6.99 |
8.18 |
1.19 |
Y |
<=== |
| Show |
|
240203 |
12 44 35 -57 17 13 |
KOU 16 AC |
2015 |
4 |
130 |
12.4 |
7.20 |
14.00 |
6.80 |
|
|
| Show |
|
240203 |
12 44 35 -57 17 13 |
KOU 16 AD |
2000 |
1 |
256 |
4.5 |
7.20 |
14.60 |
7.40 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 110698 |
|
Constellation |
Crux |
|
SAO |
240203 |
|
HIP |
62179 |
|
| Tycho2 |
8655-04051-1 |
|
Gaia DR2 |
6060946629969578240 |
|
HD |
110698 |
|
CP |
CP-56 5410 |
|
| Distance |
111.23 |
|
Distance ly |
362.83 |
|
ORBITAL ELEMENTS SOLUTION #1
| Period (P) | 200y | ± 10 |
Periastron (T) | 1952.75y | ± 0.5 |
Semi-major axis (a) | 0.404a | ± 0.01 |
| Eccentricity (e) | 0.518 | ± 0.01 |
Inclination (i) | 111.3° | ± 0.5 |
Longitude of periastron (ω) | 143.7° | ± 2 |
| Node (Ω) | 48.7° | ± 1 |
Notes | n | |
Reference | Doc2013d | |
| Equinox | 2000 | |
Last observation | 2010 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
107.5 |
0.201 |
| 2001 |
105.3 |
0.207 |
| 2002 |
103.2 |
0.213 |
| 2003 |
101.3 |
0.220 |
| 2004 |
99.4 |
0.226 |
| 2005 |
97.7 |
0.233 |
| 2006 |
96.1 |
0.240 |
| 2007 |
94.5 |
0.247 |
| 2008 |
93.1 |
0.254 |
| 2009 |
91.7 |
0.261 |
| 2010 |
90.4 |
0.268 |
| 2011 |
89.1 |
0.275 |
| 2012 |
88.0 |
0.282 |
| 2013 |
86.8 |
0.289 |
| 2014 |
85.8 |
0.296 |
| 2015 |
84.8 |
0.303 |
| 2016 |
83.8 |
0.310 |
| 2017 |
82.8 |
0.317 |
| 2018 |
82.0 |
0.323 |
| 2019 |
81.1 |
0.330 |
| 2020 |
80.3 |
0.337 |
| 2021 |
79.5 |
0.344 |
| 2022 |
78.7 |
0.350 |
| 2023 |
78.0 |
0.357 |
| 2024 |
77.3 |
0.364 |
| 2025 |
76.6 |
0.370 |
| 2026 |
76.0 |
0.376 |
| 2027 |
75.3 |
0.383 |
| 2028 |
74.7 |
0.389 |
| 2029 |
74.1 |
0.395 |
| 2030 |
73.6 |
0.401 |
| 2031 |
73.0 |
0.407 |
| 2032 |
72.5 |
0.413 |
| 2033 |
71.9 |
0.419 |
| 2034 |
71.4 |
0.424 |
| 2035 |
70.9 |
0.430 |
| 2036 |
70.4 |
0.436 |
| 2037 |
70.0 |
0.441 |
| 2038 |
69.5 |
0.446 |
| 2039 |
69.0 |
0.451 |
| 2040 |
68.6 |
0.457 |
| 2041 |
68.2 |
0.462 |
| 2042 |
67.7 |
0.466 |
| 2043 |
67.3 |
0.471 |
| 2044 |
66.9 |
0.476 |
| 2045 |
66.5 |
0.480 |
| 2046 |
66.1 |
0.485 |
| 2047 |
65.7 |
0.489 |
| 2048 |
65.4 |
0.493 |
| 2049 |
65.0 |
0.497 |
| 2050 |
64.6 |
0.501 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
ORBITAL ELEMENTS SOLUTION #2
| Period (P) | 107.1y | ± 4.5 |
Periastron (T) | 1947.05y | ± 0.9 |
Semi-major axis (a) | 0.296a | ± 0.01 |
| Eccentricity (e) | 0.457 | ± 0.053 |
Inclination (i) | 111.3° | ± 1.8 |
Longitude of periastron (ω) | 110.6° | ± 4.5 |
| Node (Ω) | 242.4° | ± 1.1 |
Notes | n | |
Reference | Tok2022g | |
| Equinox | 2000 | |
Last observation | 2022 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
287.7 |
0.207 |
| 2001 |
285.6 |
0.214 |
| 2002 |
283.5 |
0.220 |
| 2003 |
281.6 |
0.226 |
| 2004 |
279.8 |
0.232 |
| 2005 |
278.1 |
0.238 |
| 2006 |
276.5 |
0.245 |
| 2007 |
274.9 |
0.251 |
| 2008 |
273.4 |
0.257 |
| 2009 |
272.0 |
0.262 |
| 2010 |
270.7 |
0.268 |
| 2011 |
269.4 |
0.273 |
| 2012 |
268.1 |
0.279 |
| 2013 |
266.9 |
0.284 |
| 2014 |
265.8 |
0.289 |
| 2015 |
264.6 |
0.293 |
| 2016 |
263.5 |
0.297 |
| 2017 |
262.5 |
0.301 |
| 2018 |
261.4 |
0.305 |
| 2019 |
260.4 |
0.308 |
| 2020 |
259.4 |
0.311 |
| 2021 |
258.5 |
0.314 |
| 2022 |
257.5 |
0.316 |
| 2023 |
256.6 |
0.318 |
| 2024 |
255.6 |
0.319 |
| 2025 |
254.7 |
0.320 |
| 2026 |
253.8 |
0.320 |
| 2027 |
252.8 |
0.320 |
| 2028 |
251.9 |
0.320 |
| 2029 |
251.0 |
0.318 |
| 2030 |
250.0 |
0.316 |
| 2031 |
249.1 |
0.314 |
| 2032 |
248.1 |
0.310 |
| 2033 |
247.1 |
0.306 |
| 2034 |
246.1 |
0.301 |
| 2035 |
245.0 |
0.295 |
| 2036 |
243.9 |
0.289 |
| 2037 |
242.7 |
0.281 |
| 2038 |
241.5 |
0.272 |
| 2039 |
240.1 |
0.263 |
| 2040 |
238.7 |
0.252 |
| 2041 |
237.1 |
0.240 |
| 2042 |
235.4 |
0.227 |
| 2043 |
233.4 |
0.212 |
| 2044 |
231.1 |
0.197 |
| 2045 |
228.4 |
0.179 |
| 2046 |
225.1 |
0.161 |
| 2047 |
221.0 |
0.142 |
| 2048 |
215.5 |
0.122 |
| 2049 |
207.8 |
0.102 |
| 2050 |
196.4 |
0.083 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
