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(2011 HM102)
Classification: TransNeptunian Object          SPK-ID: 3609595
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08547908943898733 4.4926e-05  
a 30.33538245779426 0.0018662 au
q 27.74234158751857 0.00056105 au
i 29.31114689095161 0.00017013 deg
node 100.9511114623246 4.6894e-05 deg
peri 155.1745035476279 0.019704 deg
M 36.0191392723745 0.017925 deg
tp 2452894.546835198293
(2003-Sep-12.04683520)
2.7551 TDB
period 61027.08681366293
167.08
5.6314
0.01542
d
yr
n .005899019907327481 5.4434e-07 deg/d
Q 32.92842332806994 0.0020257 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      2582 days (7.07 yr)  
   first obs. used      2011-04-29  
   last obs. used      2018-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .17686  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-16 22:32:45  

Additional Information
 Earth MOID = 26.7474 au 
 Jupiter MOID = 22.5464 au 
 T_jup = 4.367 
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Orbital Elements at Epoch 2457264.5 (2015-Aug-30.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08074695180988048 4.4365e-05  
q 27.66151180073211 0.00061512 au
tp 2452279.931750671983
(2002-Jan-05.43175067)
2.9439 TDB
node 100.9849588268076 4.6663e-05 deg
peri 150.8564999915705 0.021167 deg
i 29.40338876077627 0.00017048 deg
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      2582 days (7.07 yr)  
   first obs. used      2011-04-29  
   last obs. used      2018-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .17686  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-16 22:32:45  

Additional Information
 Jupiter MOID = 22.5464 au 
 T_jup = 4.367 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.968285258698135E-9 1.139747195594812E-8 2.796755990091564E-5 6.138103937672472E-10 1.889876905028836E-7 1.205489511923546E-9
q 1.139747195594812E-8 3.78371306414038E-7 .001760491152760764 7.748245264241271E-9 1.262649141715042E-5 1.673844741311363E-8
tp 2.796755990091564E-5 .001760491152760764 8.666295514582577 2.970103395094439E-5 .06230665379173336 6.611634872148573E-5
node 6.138103937672472E-10 7.748245264241271E-9 2.970103395094439E-5 2.17744639394137E-9 2.087792990592276E-7 6.135517097451899E-9
peri 1.889876905028836E-7 1.262649141715042E-5 .06230665379173336 2.087792990592276E-7 .0004480467889090211 4.645924674226347E-7
i 1.205489511923546E-9 1.673844741311363E-8 6.611634872148573E-5 6.135517097451899E-9 4.645924674226347E-7 2.906195753969527E-8

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.4   n/a E2018X68  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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