12154+4008 A 1999 AB (HD 106592)
12h 15m 26.22s +40° 07' 41.1" P.A. 143.00 sep 0.1 mag 9.09,11.33 Sp G9IV dist. 41.03 pc (133.84 l.y.)
Coord 2000 |
12154+4008 |
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Discov num |
A 1999 |
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Comp |
AB |
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Coord arcsec 2000 |
12 15 26.22 +40 07 41.1 |
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Date first |
1909 |
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Date last |
2014 |
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Obs |
33 |
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Pa first |
312 |
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Pa last |
142.8 |
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P.A. Now (θ) |
142.8° |
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Sep first |
0.8 |
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Sep last |
0.107 |
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Sep. Now (ρ) |
0.107" |
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Mag pri |
9.09 |
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Mag sec |
11.33 |
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delta mag (ΔM) |
2.24 |
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Spectral class |
G9IV (yellow) |
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Pri motion ra |
-177 |
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Sec motion ra |
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Pri motion dec |
+038 |
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Sec motion dec |
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Notes |
O
W
(Orbital solution, ) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 106592 |
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Constellation |
Canes Venatici |
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SAO |
44093 |
|
HIP |
59776 |
|
Tycho2 |
3017-01745-1 |
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HD |
106592 |
|
ADS |
8480 |
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BD |
BD+40 2514 |
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Distance |
41.03 |
|
Distance ly |
133.84 |
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SUSPECTED ORBITAL ELEMENTS
Identifier | 12154+4008 A 1999 |
coord_arcsec_2000 | 121526.22+400741.1 |
Period (P) | 200.01y | |
Periastron (T) | 2014.08y | |
Semi-major axis (a) | 0.983a | |
Eccentricity (e) | 0.589 | |
Inclination (i) | 58° | |
Longitude of periastron (ω) | 279.4° | |
Node (Ω) | 198.1° | |
Notes | | |
Reference | FMR2013d | |
Equinox | 2000 | |
Last observation | 2012 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
24.5 |
0.616 |
2001 |
26.5 |
0.587 |
2002 |
28.8 |
0.557 |
2003 |
31.4 |
0.525 |
2004 |
34.3 |
0.491 |
2005 |
37.6 |
0.456 |
2006 |
41.5 |
0.419 |
2007 |
46.1 |
0.382 |
2008 |
51.8 |
0.344 |
2009 |
58.9 |
0.307 |
2010 |
67.7 |
0.273 |
2011 |
79.0 |
0.244 |
2012 |
92.7 |
0.224 |
2013 |
108.3 |
0.215 |
2014 |
124.2 |
0.220 |
2015 |
138.6 |
0.238 |
2016 |
150.4 |
0.265 |
2017 |
159.9 |
0.297 |
2018 |
167.5 |
0.332 |
2019 |
173.6 |
0.368 |
2020 |
178.6 |
0.403 |
2021 |
182.8 |
0.437 |
2022 |
186.4 |
0.469 |
2023 |
189.6 |
0.500 |
2024 |
192.4 |
0.528 |
2025 |
195.0 |
0.553 |
2026 |
197.3 |
0.577 |
2027 |
199.4 |
0.599 |
2028 |
201.4 |
0.619 |
2029 |
203.3 |
0.638 |
2030 |
205.1 |
0.655 |
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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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