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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4952648015236442 5.636e-05  
a 41.87820639573855 0.0068124 au
q 21.13740481698689 0.0013221 au
i 103.4004732169055 0.00015294 deg
node 260.8629928305807 0.00018927 deg
peri 132.782528683573 0.0080414 deg
M 339.6210691080502 0.0067393 deg
tp 2464604.000720705631
(2035-Oct-03.50072071)
0.48696 TDB
period 98987.54111045624
271.01
24.154
0.06613
d
yr
n .003636821320758846 8.8741e-07 deg/d
Q 62.61900797449021 0.010186 au
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      4456 days (12.20 yr)  
   first obs. used      2008-05-31  
   last obs. used      2020-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .20242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:14:17  

Additional Information
 Earth MOID = 20.43 au 
 Jupiter MOID = 17.1319 au 
 T_jup = -1.018 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456020.5 (2012-Apr-03.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4930235357502976 5.6408e-05  
q 21.16793046735665 0.0013219 au
tp 2464602.874145548432
(2035-Oct-02.37414555)
0.49128 TDB
node 261.0424547760621 0.00018994 deg
peri 132.7350352935366 0.0080704 deg
i 103.5021548814753 0.00015259 deg
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      4456 days (12.20 yr)  
   first obs. used      2008-05-31  
   last obs. used      2020-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .20242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:14:17  

Additional Information
 Jupiter MOID = 17.1319 au 
 T_jup = -1.018 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.181902215457368E-9 5.382004446044982E-8 -2.658010754274971E-5 -1.458165614422634E-9 -3.852148669081599E-7 1.967804721547553E-12
q 5.382004446044982E-8 1.747310979525346E-6 -.0005714876161397652 -2.904901597210882E-8 -1.044313454845518E-5 3.811229801102402E-9
tp -2.658010754274971E-5 -.0005714876161397652 .2413513356850014 1.273499285361075E-5 .003799825552774106 -5.600993137181885E-7
node -1.458165614422634E-9 -2.904901597210882E-8 1.273499285361075E-5 3.607875531234928E-8 2.048321039021274E-7 2.750440473031072E-8
peri -3.852148669081599E-7 -1.044313454845518E-5 .003799825552774106 2.048321039021274E-7 6.513107405046331E-5 -1.149739876528125E-8
i 1.967804721547553E-12 3.811229801102402E-9 -5.600993137181885E-7 2.750440473031072E-8 -1.149739876528125E-8 2.328502987620464E-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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