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JPL Small-Body Database Browser
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(2015 MA54)
Classification: Apollo [NEO]          SPK-ID: 3721912
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 2457195.5 (2015-Jun-22.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .616110163589935 0.0011213  
a 2.535109414321309 0.0072552 au
q .973202738345423 5.7345e-05 au
i 2.808183988149698 0.003357 deg
node 113.2564784487443 0.0080594 deg
peri 185.9446240688426 0.0056905 deg
M 354.2072388016447 0.026392 deg
tp 2457219.223382633630
(2015-Jul-15.72338263)
0.0062468 TDB
period 1474.325879432369
4.04
6.3291
0.01733
d
yr
n .2441793941367995 0.0010482 deg/d
Q 4.097016090297195 0.011725 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      4 days  
   first obs. used      2015-06-20  
   last obs. used      2015-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .44034  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:33:02  

Additional Information
 Earth MOID = .0175129 au 
 Jupiter MOID = 1.1531 au 
 T_jup = 3.151 
[ 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 25.3   n/a MPO340664  

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