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(2020 UL2)
Classification: Apollo [NEO]          SPK-ID: 54075580
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4624415902854493 0.00071746  
a 1.790762216474139 0.0023272 au
q .9626392892647422 3.3799e-05 au
i 2.088113829227689 0.0025367 deg
node 205.0216395064615 0.00099749 deg
peri 210.2450862752403 0.00048548 deg
M 291.8935401216937 0.13533 deg
tp 2459166.092672978669
(2020-Nov-12.59267298)
0.0062444 TDB
period 875.2967395286583
2.40
1.7062
0.004671
d
yr
n .4112890905932743 0.00080174 deg/d
Q 2.618885143683536 0.0034034 au
  Orbit Determination Parameters
   # obs. used (total)      16  
   data-arc span      2 days  
   first obs. used      2020-10-18  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .5371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-21 07:42:04  

Additional Information
 Earth MOID = .00256518 au 
 Jupiter MOID = 2.75952 au 
 T_jup = 3.945 
[ 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 28.708   .25219 2 autocmod 2.8

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