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393680 (2004 RA248)
Classification: Main-belt Asteroid          SPK-ID: 2393680
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2835915623031185 1.2936e-07  
a 3.133152942519643 3.8924e-08 au
q 2.244617204615885 4.0861e-07 au
i 21.0674637694683 9.2959e-06 deg
node 223.1469374978776 1.9212e-05 deg
peri 126.6594937099487 2.643e-05 deg
M 304.1395767404035 1.4476e-05 deg
tp 2459314.820380044522
(2021-Apr-10.32038004)
8.5101e-05 TDB
period 2025.679903823292
5.55
3.7748e-05
1.033e-07
d
yr
n .1777181080389512 3.3117e-09 deg/d
Q 4.021688680423402 4.9962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      5848 days (16.01 yr)  
   first obs. used      2003-05-05  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50911  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:56:16  

Additional Information
 Earth MOID = 1.3042 au 
 Jupiter MOID = 1.80492 au 
 T_jup = 3.050 
[ 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 15.7   n/a MPO472040  

393680 (2004 RA248)          Discovered 2004-Jul-14 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

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