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(2018 OR)
Classification: Outer Main-belt Asteroid          SPK-ID: 3825767
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5371293253176875 1.3108e-05  
a 3.535219126859208 0.00011119 au
q 1.636349262399137 5.4438e-06 au
i 2.047634157620311 9.9695e-06 deg
node 232.0939444484505 0.00034309 deg
peri 113.8113489923519 0.0012311 deg
M 125.6866702052833 0.0056687 deg
tp 2458352.863490966017
(2018-Aug-22.36349097)
0.0018623 TDB
period 2427.856054694072
6.65
0.11454
0.0003136
d
yr
n .1482789720189415 6.9954e-06 deg/d
Q 5.434088991319279 0.00017091 au
  Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      123 days  
   first obs. used      2018-07-13  
   last obs. used      2018-11-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .53664  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:34:28  

Additional Information
 Earth MOID = .629002 au 
 Jupiter MOID = .288127 au 
 T_jup = 2.862 
[ 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 18.9   n/a MPO473497  

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