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8014 (1990 MF)
Classification: Apollo [NEO, PHA]          SPK-ID: 2008014
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 117 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4561302833658777 2.6211e-08  
a 1.746614344366727 2.9968e-09 au
q .9499306485398248 4.5102e-08 au
i 1.866992615577745 7.9247e-07 deg
node 210.2355057999351 9.7397e-05 deg
peri 114.4014617447854 9.9228e-05 deg
M 328.5981640319324 2.9562e-06 deg
tp 2459074.043873585763
(2020-Aug-12.54387359)
7.0742e-06 TDB
period 843.1288704838078
2.31
2.1699e-06
5.941e-09
d
yr
n .4269809902173357 1.0989e-09 deg/d
Q 2.543298040193629 4.3637e-09 au
  Orbit Determination Parameters
   # obs. used (total)      980  
   # delay obs. used      6  
   # Doppler obs. used      10  
   data-arc span      10993 days (30.10 yr)  
   first obs. used      1990-06-14  
   last obs. used      2020-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .31018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-02 06:25:53  

Additional Information
 Earth MOID = .0170508 au 
 Jupiter MOID = 2.81727 au 
 T_jup = 4.010 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.7   n/a PDS3 (MPC 30855)  
diameter diameter 0.7 km n/a Hazards due to Comets and Asteroids (1994), Ed. T. Gehrels, pp.540-543 based on assumed medium albedo (0.15)

8014 (1990 MF)          Discovered 1990-Jun-26 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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