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(2010 JK1)
Classification: Apollo [NEO]          SPK-ID: 3519518
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1503456218572588 7.7999e-07  
a 1.029486568224459 1.1828e-07 au
q .8747077699310578 7.0276e-07 au
i .1669660250419606 4.498e-06 deg
node 201.8304181002583 0.0011611 deg
peri 137.8188001487289 0.001174 deg
M 134.3402071401187 0.00044747 deg
tp 2458858.125252525659
(2020-Jan-09.62525253)		 0.0004497 TDB
period 381.5306689031911
1.04		 6.5754e-05
1.8e-07		 d
yr
n .9435676587544415 1.6262e-07 deg/d
Q 1.184265366517861 1.3607e-07 au
   Orbit Determination Parameters
   # obs. used (total)      81  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      978 days (2.68 yr)  
   first obs. used      2010-04-10  
   last obs. used      2012-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .48199  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:57:39  

Additional Information
 Earth MOID = .00181996 au 
 Jupiter MOID = 4.0369 au 
 T_jup = 5.934 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455632.5 (2011-Mar-12.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1498475162390565 7.8299e-07  
q .8721412164251388 6.7718e-07 au
tp 2455807.298845537509
(2011-Sep-02.79884554)		 8.123e-05 TDB
node 203.5846639352671 0.0011043 deg
peri 135.1625304801919 0.0011138 deg
i .1699283522637766 4.5963e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      81  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      978 days (2.68 yr)  
   first obs. used      2010-04-10  
   last obs. used      2012-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .48199  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:57:39  

Additional Information
 Jupiter MOID = 4.0369 au 
 T_jup = 5.934 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.130762539316059E-13 -5.302196878977326E-13 -6.329312470956127E-11 7.100859399230195E-11 -1.339721745130474E-10 7.637220888427641E-13
q -5.302196878977326E-13 4.585749210169287E-13 5.472553286795253E-11 -6.13393767545029E-11 1.157785710893788E-10 -6.590655589409444E-13
tp -6.329312470956127E-11 5.472553286795253E-11 6.598351488397824E-9 -7.348333035119472E-9 1.39051852215434E-8 -7.91104448041944E-11
node 7.100859399230195E-11 -6.13393767545029E-11 -7.348333035119472E-9 1.219465534594196E-6 -1.226787793139688E-6 4.659688914065114E-9
peri -1.339721745130474E-10 1.157785710893788E-10 1.39051852215434E-8 -1.226787793139688E-6 1.240632037782253E-6 -4.739189905506489E-9
i 7.637220888427641E-13 -6.590655589409444E-13 -7.91104448041944E-11 4.659688914065114E-9 -4.739189905506489E-9 2.112558309857281E-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 24.4   n/a MPO248890  

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