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(2019 OK)
Classification: Apollo [NEO]          SPK-ID: 3843336
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7571011351666629 1.4448e-07  
a 1.866845215104908 2.2398e-06 au
q .4534545835685292 3.1614e-07 au
i 2.089875053674596 2.0322e-05 deg
node 302.0443761140395 1.9241e-05 deg
peri 106.0972546563977 6.7801e-05 deg
M 101.8116827265041 0.00018064 deg
tp 2458737.014932156260
(2019-Sep-10.51493216)
7.0428e-06 TDB
period 931.6673871166022
2.55
0.0016767
4.591e-06
d
yr
n .3864039945781041 6.954e-07 deg/d
Q 3.280235846641287 3.9356e-06 au
  Orbit Determination Parameters
   # obs. used (total)      53  
   # delay obs. used      2  
   # Doppler obs. used      1  
   data-arc span      884 days (2.42 yr)  
   first obs. used      2017-02-21  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .51523  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-02 07:00:18  

Additional Information
 Earth MOID = .000309383 au 
 Jupiter MOID = 2.14012 au 
 T_jup = 3.569 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458351.5 (2018-Aug-21.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7621374457649959 5.003e-08  
q .4634964559610986 1.1954e-07 au
tp 2458736.584365953443
(2019-Sep-10.08436595)
1.5645e-06 TDB
node 302.5737488491019 2.3844e-05 deg
peri 103.9032777964711 2.6777e-05 deg
i 1.396235118716165 9.5966e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      53  
   # delay obs. used      2  
   # Doppler obs. used      1  
   data-arc span      884 days (2.42 yr)  
   first obs. used      2017-02-21  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .51523  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-02 07:00:18  

Additional Information
 Jupiter MOID = 2.14012 au 
 T_jup = 3.569 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.503010882215552E-15 -5.955175387383763E-15 -7.816969612255387E-14 1.645543260094201E-14 6.550640728877043E-13 -5.785236369183437E-14
q -5.955175387383763E-15 1.428938323839638E-14 1.85461633191529E-13 -5.759036259381546E-14 -1.556736743983151E-12 1.470072701296107E-13
tp -7.816969612255387E-14 1.85461633191529E-13 2.44764409590935E-12 -1.690244679429378E-12 -1.923219940501291E-11 1.909760526550304E-12
node 1.645543260094201E-14 -5.759036259381546E-14 -1.690244679429378E-12 5.685487684418735E-10 -5.514464118761661E-10 -6.818593269440781E-11
peri 6.550640728877043E-13 -1.556736743983151E-12 -1.923219940501291E-11 -5.514464118761661E-10 7.169998244619727E-10 5.115714766193355E-11
i -5.785236369183437E-14 1.470072701296107E-13 1.909760526550304E-12 -6.818593269440781E-11 5.115714766193355E-11 9.209482773633233E-11

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 23.3   .26377 MPO473725 autocmod 2.6q

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