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(2021 CU1)
Classification: Aten [NEO]          SPK-ID: 54110079
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2596192156553616 0.00017679  
a .9616754466528965 2.2205e-05 au
q .712006021477852 0.00015365 au
i 2.313192347644686 0.0016676 deg
node 323.0881988675093 7.6569e-05 deg
peri 289.9481274944097 0.0016099 deg
M 220.439709221222 0.021624 deg
tp 2459334.036682753314
(2021-Apr-29.53668275)		 0.016077 TDB
period 344.4619205286377
0.94		 0.01193
3.266e-05		 d
yr
n 1.045108264645092 3.6197e-05 deg/d
Q 1.211344871827941 2.797e-05 au
   Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      5 days  
   first obs. used      2021-02-05  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .33012  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:55  

Additional Information
 Earth MOID = .0004723 au 
 Jupiter MOID = 3.81848 au 
 T_jup = 6.240 
[ 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 28.6   .51928 MPO606146 autocmod 2.8

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