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(2019 DO)
Classification: Apollo [NEO]          SPK-ID: 3838835
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2782658286303938 0.00015011  
a 1.101353311683462 0.00015403 au
q .7948843197930348 5.4174e-05 au
i 16.93255081998836 0.0082579 deg
node 158.441097594892 8.5848e-05 deg
peri 88.03550637556434 0.0075822 deg
M 333.9019705340216 0.059194 deg
tp 2459031.105088260045
(2020-Jun-30.60508826)		 0.075837 TDB
period 422.1710220681317
1.16		 0.088563
0.0002425		 d
yr
n .8527349845956547 0.00017889 deg/d
Q 1.407822303573888 0.00019689 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .4205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-03 06:56:42  

Additional Information
 Earth MOID = .0113198 au 
 Jupiter MOID = 3.67229 au 
 T_jup = 5.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458542.5 (2019-Feb-28.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2779430678612522 0.00015058  
q .7948220163520813 5.4003e-05 au
tp 2458609.012372161851
(2019-May-05.51237216)		 0.012984 TDB
node 158.4621599297308 0.00011043 deg
peri 88.08683232327598 0.0077525 deg
i 16.98558884360077 0.0082059 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .4205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-03 06:56:42  

Additional Information
 Jupiter MOID = 3.67229 au 
 T_jup = 5.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.267420785048994E-8 -8.129612291921951E-9 -1.954849170854824E-6 -1.661658411637406E-8 -1.16625623001099E-6 1.235191039408748E-6
q -8.129612291921951E-9 2.916331619787246E-9 7.006614897266973E-7 5.958909985478986E-9 4.177336368456466E-7 -4.429324823666779E-7
tp -1.954849170854824E-6 7.006614897266973E-7 .0001685729637600787 1.432256660304862E-6 .0001006124543391608 -.0001064727499469928
node -1.661658411637406E-8 5.958909985478986E-9 1.432256660304862E-6 1.219572308965539E-8 8.541955514324879E-7 -9.06052865830521E-7
peri -1.16625623001099E-6 4.177336368456466E-7 .0001006124543391608 8.541955514324879E-7 6.010104472029352E-5 -6.350556974132024E-5
i 1.235191039408748E-6 -4.429324823666779E-7 -.0001064727499469928 -9.06052865830521E-7 -6.350556974132024E-5 6.733602246714783E-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

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