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(2015 MB54)
Classification: Apollo [NEO]          SPK-ID: 3721908
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2396183038048935 2.8513e-08  
a 1.308518428505735 5.4473e-09 au
q .9949734621697456 4.0788e-08 au
i 2.794291243919267 4.7036e-06 deg
node 154.3888839548239 6.4158e-05 deg
peri 45.61940341444701 5.4132e-05 deg
M 153.1283306193214 2.0444e-05 deg
tp 2458767.947378720823
(2019-Oct-11.44737872)
3.0102e-05 TDB
period 546.7240668131477
1.50
3.414e-06
9.347e-09
d
yr
n .658467446107574 4.1118e-09 deg/d
Q 1.622063394841724 6.7526e-09 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      2075 days (5.68 yr)  
   first obs. used      2015-06-20  
   last obs. used      2021-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49186  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-23 05:19:36  

Additional Information
 Earth MOID = .0235686 au 
 Jupiter MOID = 3.33397 au 
 T_jup = 4.949 
[ 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 23.97   n/a E2021D90  

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