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(2013 RD21)
Classification: Apollo [NEO]          SPK-ID: 3647274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7364953383278494 0.00041557  
a 3.164710859743136 0.004086 au
q .8339160643867958 0.00023857 au
i 29.71454775741653 0.022015 deg
node 165.9463520069496 0.0026207 deg
peri 67.35606459907851 0.0023062 deg
M 96.07216842755768 0.88972 deg
tp 2458451.724675407533
(2018-Nov-29.22467541)
4.0194 TDB
period 2056.361588239321
5.63
3.9825
0.0109
d
yr
n .1750664873623884 0.00033905 deg/d
Q 5.495505655099476 0.0070954 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      32 days  
   first obs. used      2013-09-01  
   last obs. used      2013-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .77327  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-06 05:56:30  

Additional Information
 Earth MOID = .0914907 au 
 Jupiter MOID = 1.57123 au 
 T_jup = 2.561 
[ 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 18.3   n/a MPO477709  

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