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528219 (2008 KV42)
Classification: TransNeptunian Object          SPK-ID: 2528219
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4952622047669601 6.1755e-05  
a 41.8771117507922 0.0071008 au
q 21.13696105582248 0.0014941 au
i 103.400519403149 0.0001903 deg
node 260.8630345458844 0.00023235 deg
peri 132.7846669476546 0.0085457 deg
M 339.6200154487188 0.0070401 deg
tp 2464604.070727679914
(2035-Oct-03.57072768)
0.51266 TDB
period 98983.66001646215
271.00
25.176
0.06893
d
yr
n .003636963918490463 9.2504e-07 deg/d
Q 62.61726244576192 0.010618 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      3610 days (9.88 yr)  
   first obs. used      2008-05-31  
   last obs. used      2018-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .2143  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 11:02:38  

Additional Information
 Earth MOID = 20.4296 au 
 Jupiter MOID = 17.1313 au 
 T_jup = -1.018 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455882.5 (2011-Nov-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .493535527756245 6.188e-05  
q 21.17146909040702 0.0014929 au
tp 2464596.312187934269
(2035-Sep-25.81218793)
0.51631 TDB
node 261.0311056470298 0.00023349 deg
peri 132.6757289335866 0.0085651 deg
i 103.4927551161005 0.00019024 deg
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      3610 days (9.88 yr)  
   first obs. used      2008-05-31  
   last obs. used      2018-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .2143  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 11:02:38  

Additional Information
 Jupiter MOID = 17.1313 au 
 T_jup = -1.018 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.829180044940649E-9 4.698123533322068E-8 -3.021499461313918E-5 -2.802243044501485E-9 -3.850889113369942E-7 -1.14006864359201E-9
q 4.698123533322068E-8 2.228637297145142E-6 -.000577274149141483 -9.392766355539226E-8 -1.227889655774629E-5 -5.000607406899684E-8
tp -3.021499461313918E-5 -.000577274149141483 .2665731569897928 2.926902823373484E-5 .003997591196015229 1.336573231801925E-5
node -2.802243044501485E-9 -9.392766355539226E-8 2.926902823373484E-5 5.451635508311711E-8 5.64006071216395E-7 4.292948410111751E-8
peri -3.850889113369942E-7 -1.227889655774629E-5 .003997591196015229 5.64006071216395E-7 7.336043446120371E-5 2.880168802616389E-7
i -1.14006864359201E-9 -5.000607406899684E-8 1.336573231801925E-5 4.292948410111751E-8 2.880168802616389E-7 3.619029587367804E-8

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.8   n/a MPO159546  

528219 (2008 KV42)          Discovered 2008-May-31 by Mauna Kea at Mauna Kea
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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