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246688 (2009 AE)
Classification: Main-belt Asteroid          SPK-ID: 2246688
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1110989530323983 4.3205e-08  
a 2.367199077308837 1.5922e-08 au
q 2.104205738200566 1.0384e-07 au
i 6.398808894511229 4.9357e-06 deg
node 106.2306300816954 3.8585e-05 deg
peri 290.0211304659461 4.5111e-05 deg
M 110.5669495289708 2.2501e-05 deg
tp 2458591.923458168831
(2019-Apr-18.42345817)
8.2379e-05 TDB
period 1330.303094060497
3.64
1.3422e-05
3.675e-08
d
yr
n .270615021198792 2.7303e-09 deg/d
Q 2.630192416417108 1.7691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      6615 days (18.11 yr)  
   first obs. used      2002-03-11  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51198  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:18:01  

Additional Information
 Earth MOID = 1.12174 au 
 Jupiter MOID = 2.74339 au 
 T_jup = 3.530 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457384.5 (2015-Dec-28.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .110275360088438 4.3177e-08  
q 2.106068225748013 1.0367e-07 au
tp 2457258.940729295821
(2015-Aug-24.44072930)
8.2132e-05 TDB
node 106.315918049756 3.8596e-05 deg
peri 289.3550347417471 4.5243e-05 deg
i 6.397759721353643 4.9347e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      6615 days (18.11 yr)  
   first obs. used      2002-03-11  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51198  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:18:01  

Additional Information
 Jupiter MOID = 2.74339 au 
 T_jup = 3.530 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.864293974969706E-15 -4.434728194468121E-15 -1.048082131263571E-14 -1.341909229094098E-14 -6.376662730883187E-14 -7.325026875145575E-16
q -4.434728194468121E-15 1.074847083484565E-14 3.556120309094212E-14 3.1717065752574E-14 1.594955977057985E-13 2.104220029668864E-15
tp -1.048082131263571E-14 3.556120309094212E-14 6.745732029049906E-9 -1.354361252096042E-11 1.949968992675681E-9 -2.904063344454027E-12
node -1.341909229094098E-14 3.1717065752574E-14 -1.354361252096042E-11 1.489648634501727E-9 -1.483289497247642E-9 -1.676883697081059E-12
peri -6.376662730883187E-14 1.594955977057985E-13 1.949968992675681E-9 -1.483289497247642E-9 2.046951111704241E-9 8.855798741582083E-13
i -7.325026875145575E-16 2.104220029668864E-15 -2.904063344454027E-12 -1.676883697081059E-12 8.855798741582083E-13 2.435155962298424E-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 16.7   n/a MPO454819  

246688 (2009 AE)          Discovered 2009-Jan-01 by Lowe, A. at Mayhill
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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