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(2019 DO)
Classification: Apollo [NEO]          SPK-ID: 3838835
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2782955810764084 0.00014978  
a 1.101549123976098 0.00015127 au
q .7949928704349609 5.5842e-05 au
i 16.93133427735004 0.008268 deg
node 158.4378043699602 5.0006e-05 deg
peri 88.06417586920138 0.0080417 deg
M 144.4062643460806 0.094199 deg
tp 2459031.110001723537
(2020-Jun-30.61000172)
0.075605 TDB
period 422.283615296512
1.16
0.086983
0.0002381
d
yr
n .8525076203755177 0.0001756 deg/d
Q 1.408105377517235 0.00019336 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      3 days  
   first obs. used      2019-02-26  
   last obs. used      2019-03-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .42139  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:05:36  

Additional Information
 Earth MOID = .0107842 au 
 Jupiter MOID = 3.67098 au 
 T_jup = 5.569 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458542.5 (2019-Feb-28.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2779326016485492 0.00015057  
q .7948257144488892 5.4002e-05 au
tp 2458609.013282263586
(2019-May-05.51328226)
0.012983 TDB
node 158.4621673170933 0.00011043 deg
peri 88.08738527865661 0.007752 deg
i 16.98501257871673 0.0082053 deg
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      3 days  
   first obs. used      2019-02-26  
   last obs. used      2019-03-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .42139  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:05:36  

Additional Information
 Jupiter MOID = 3.67098 au 
 T_jup = 5.569 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.267072482846304E-8 -8.12879713963593E-9 -1.954605641409963E-6 -1.661418772425488E-8 -1.166086026988667E-6 1.235014849444652E-6
q -8.12879713963593E-9 2.916194808310408E-9 7.006115552693493E-7 5.958368725194162E-9 4.176949130047825E-7 -4.428929417401165E-7
tp -1.954605641409963E-6 7.006115552693493E-7 .0001685568645148159 1.432091626434329E-6 .0001006007038690395 -.0001064606505855157
node -1.661418772425488E-8 5.958368725194162E-9 1.432091626434329E-6 1.219408058749901E-8 8.540788064598737E-7 -9.059322028358208E-7
peri -1.166086026988667E-6 4.176949130047825E-7 .0001006007038690395 8.540788064598737E-7 6.009275547448776E-5 -6.349699272402931E-5
i 1.235014849444652E-6 -4.428929417401165E-7 -.0001064606505855157 -9.059322028358208E-7 -6.349699272402931E-5 6.732715943067381E-5

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 25.5   .45727 MPO467487 autocmod 2.6q

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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