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(2018 DD2)
Classification: Apollo [NEO]          SPK-ID: 3799753
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458175.5 (2018-Feb-26.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2948155856968536 0.00087958  
a 1.318667297788953 0.0014694 au
q .9299036260520157 0.00012426 au
i 7.359493752909246 0.019309 deg
node 153.9899863556854 0.001807 deg
peri 311.0202690850581 0.002617 deg
M 29.36594219734829 0.061576 deg
tp 2458130.382739687391
(2018-Jan-11.88273969)
0.019233 TDB
period 553.0969721109747
1.51
0.92448
0.002531
d
yr
n .6508804389689712 0.0010879 deg/d
Q 1.707430969525891 0.0019026 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      2 days  
   first obs. used      2018-02-25  
   last obs. used      2018-02-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .69233  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:23:30  

Additional Information
 Earth MOID = .0117688 au 
 Jupiter MOID = 3.43619 au 
 T_jup = 4.900 
[ 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 27.4   n/a MPO435693  

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