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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6148857878906496 6.4029e-05  
a 2.525773797731792 0.00036414 au
q .9727113860799208 2.1491e-05 au
i 2.856970418842519 0.004488 deg
node 112.8818508103803 0.034262 deg
peri 186.1867672712249 0.030716 deg
M 175.4547358401832 0.14199 deg
tp 2458681.916964623388
(2019-Jul-17.41696462)
0.42377 TDB
period 1466.189507531458
4.01
0.31707
0.0008681
d
yr
n .2455344265872643 5.3098e-05 deg/d
Q 4.078836209383664 0.00058805 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   # delay obs. used      0  
   # Doppler obs. used      2  
   data-arc span      4 days  
   first obs. used      2015-06-20  
   last obs. used      2015-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .32383  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 13:55:23  

Additional Information
 Earth MOID = .0177185 au 
 Jupiter MOID = 1.18226 au 
 T_jup = 3.158 
[ 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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