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(2009 MW)
Classification: Aten [NEO]          SPK-ID: 3463371
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2992736463059419 9.6862e-07  
a .9127702475589656 6.8497e-09 au
q .6396021673324167 8.8676e-07 au
i 21.03370666992376 0.00015896 deg
node 87.56788095806637 3.5499e-05 deg
peri 23.63770042588192 0.00011098 deg
M 328.6645522810287 0.00025894 deg
tp 2459028.225158880662
(2020-Jun-27.72515888)
0.0002291 TDB
period 318.5228845795514
0.87
3.5855e-06
9.817e-09
d
yr
n 1.130217065801091 1.2722e-08 deg/d
Q 1.185938327785515 8.8997e-09 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      2550 days (6.98 yr)  
   first obs. used      2009-06-21  
   last obs. used      2016-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .45258  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:04:20  

Additional Information
 Earth MOID = .11285 au 
 Jupiter MOID = 3.95432 au 
 T_jup = 6.447 
[ 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 20.8   n/a MPO380694  

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