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305617 (2009 AX15)
Classification: Main-belt Asteroid          SPK-ID: 2305617
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1991881726140525 4.3447e-08  
a 2.199175448893989 1.8181e-08 au
q 1.761125709971107 9.7283e-08 au
i 4.202042000385715 4.925e-06 deg
node 72.78412219647265 9.1669e-05 deg
peri 341.6865098105038 9.4014e-05 deg
M 213.0757529766584 2.6423e-05 deg
tp 2459486.659993472895
(2021-Sep-29.15999347)
9.2039e-05 TDB
period 1191.209764188463
3.26
1.4772e-05
4.044e-08
d
yr
n .3022137752919258 3.7476e-09 deg/d
Q 2.637225187816872 2.1802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      7446 days (20.39 yr)  
   first obs. used      1998-11-10  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65847  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:42:40  

Additional Information
 Earth MOID = .773315 au 
 Jupiter MOID = 2.71593 au 
 T_jup = 3.637 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457054.5 (2015-Feb-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1987887298935987 4.3353e-08  
q 1.761714434962596 9.6925e-08 au
tp 2457105.166094283228
(2015-Mar-23.66609428)
7.195e-05 TDB
node 72.82753022791253 9.1691e-05 deg
peri 341.7410854447359 9.4049e-05 deg
i 4.201902209221517 4.9242e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      7446 days (20.39 yr)  
   first obs. used      1998-11-10  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65847  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:42:40  

Additional Information
 Jupiter MOID = 2.71593 au 
 T_jup = 3.637 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.879507705274051E-15 -4.154050202494943E-15 -5.590779749773502E-13 1.582315829901808E-14 -1.741207677840643E-13 1.013844994038052E-15
q -4.154050202494943E-15 9.394464523912355E-15 1.833768943956972E-12 -4.16401591502966E-14 5.570250724748781E-13 -2.217898677051227E-15
tp -5.590779749773502E-13 1.833768943956972E-12 5.176743258505032E-9 -5.586182324804493E-11 1.555032555004301E-9 -6.001787429955242E-13
node 1.582315829901808E-14 -4.16401591502966E-14 -5.586182324804493E-11 8.407226956944495E-9 -8.400752816310128E-9 4.089688379756632E-11
peri -1.741207677840643E-13 5.570250724748781E-13 1.555032555004301E-9 -8.400752816310128E-9 8.845159307597222E-9 -4.091032075327754E-11
i 1.013844994038052E-15 -2.217898677051227E-15 -6.001787429955242E-13 4.089688379756632E-11 -4.091032075327754E-11 2.424748237277178E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO418595  

305617 (2009 AX15)          Discovered 2009-Jan-15 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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