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(2009 QM)
Classification: Mars-crossing Asteroid          SPK-ID: 3465881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5033597038600554 0.00032971  
a 2.644885651694383 0.0018403 au
q 1.313556793313789 4.7127e-05 au
i 17.33947497366437 0.0067173 deg
node 329.6877048683685 0.00073739 deg
peri 51.32106978198441 0.004689 deg
M 211.4856822612468 0.99295 deg
tp 2459848.648621154309
(2022-Sep-26.14862115)
5.0099 TDB
period 1571.117904106733
4.30
1.6397
0.004489
d
yr
n .2291362087205542 0.00023914 deg/d
Q 3.976214510074977 0.0027666 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      29 days  
   first obs. used      2009-08-16  
   last obs. used      2009-09-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .4217  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:48:38  

Additional Information
 Earth MOID = .381333 au 
 Jupiter MOID = 1.8524 au 
 T_jup = 3.143 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.5   n/a MPO162551  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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