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(2021 CT)
Classification: Apollo [NEO]          SPK-ID: 54110055
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2090518348851937 5.6169e-05  
a 1.245908541725515 8.6427e-05 au
q .98544907497866 1.6406e-06 au
i 8.205199885123642 0.0019095 deg
node 138.3433210711189 2.3122e-05 deg
peri 15.99916397020424 0.0017001 deg
M 171.0793823856939 0.018882 deg
tp 2458759.108015689378
(2019-Oct-02.60801569)		 0.051759 TDB
period 507.9578447150789
1.39		 0.052855
0.0001447		 d
yr
n .7087202289432686 7.3744e-05 deg/d
Q 1.50636800847237 0.00010449 au
   Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      4 days  
   first obs. used      2021-02-06  
   last obs. used      2021-02-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .53675  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-20 05:21:13  

Additional Information
 Earth MOID = .00534046 au 
 Jupiter MOID = 3.48162 au 
 T_jup = 5.124 
[ 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 26.94   .49137 E2021D69 autocmod 2.8

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