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JPL Small-Body Database Browser
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(2007 MB4)
Classification: Apollo [NEO]          SPK-ID: 3378731
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5774267992726063 4.4805e-08  
a 2.236011553256586 3.4224e-09 au
q .9448785589230665 1.0016e-07 au
i 1.170726521379402 7.6326e-06 deg
node 222.3636518638809 0.00051187 deg
peri 99.01333504470948 0.00051411 deg
M 59.59125060982507 5.5994e-06 deg
tp 2459194.342671067484
(2020-Dec-10.84267107)
1.9046e-05 TDB
period 1221.263820962786
3.34
2.8038e-06
7.676e-09
d
yr
n .2947766025822278 6.7676e-10 deg/d
Q 3.527144547590105 5.3985e-09 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      3785 days (10.36 yr)  
   first obs. used      2007-06-15  
   last obs. used      2017-10-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49449  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 00:41:22  

Additional Information
 Earth MOID = .0151812 au 
 Jupiter MOID = 1.83129 au 
 T_jup = 3.397 
[ 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 22.5   n/a MPO423737  

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