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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .496789558523131 5.6606e-05  
a 42.03467339154174 0.0068666 au
q 21.15228655469372 0.0013192 au
i 103.4136382398781 0.00015285 deg
node 260.9091047070616 0.00018924 deg
peri 132.6075769486786 0.0080091 deg
M 341.2278525581178 0.0063517 deg
tp 2464587.145850790968
(2035-Sep-16.64585079)
0.48556 TDB
period 99542.8206639626
272.53
24.391
0.06678
d
yr
n .003616534046340626 8.8617e-07 deg/d
Q 62.91706022838976 0.010278 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .20242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 19:38:53  

Additional Information
 Earth MOID = 20.447 au 
 Jupiter MOID = 17.1571 au 
 T_jup = -1.021 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456020.5 (2012-Apr-03.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4930235365682382 5.6408e-05  
q 21.16793047436198 0.0013219 au
tp 2464602.874139172840
(2035-Oct-02.37413917)
0.49128 TDB
node 261.0424547662116 0.00018994 deg
peri 132.7350352201108 0.0080704 deg
i 103.5021548744186 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .20242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 19:38:53  

Additional Information
 Jupiter MOID = 17.1571 au 
 T_jup = -1.021 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.181902229323074E-9 5.382004458957725E-8 -2.658010756723555E-5 -1.458165606413253E-9 -3.852148672146518E-7 1.967813280268164E-12
q 5.382004458957725E-8 1.747310975990927E-6 -.0005714876150356703 -2.904901563689937E-8 -1.044313451850783E-5 3.811230024981208E-9
tp -2.658010756723555E-5 -.0005714876150356703 .2413513350215439 1.273499272327095E-5 .003799825540698357 -5.600993958511472E-7
node -1.458165606413253E-9 -2.904901563689937E-8 1.273499272327095E-5 3.607875528904655E-8 2.048321015708957E-7 2.75044047208635E-8
peri -3.852148672146518E-7 -1.044313451850783E-5 .003799825540698357 2.048321015708957E-7 6.513107379805572E-5 -1.149740015565728E-8
i 1.967813280268164E-12 3.811230024981208E-9 -5.600993958511472E-7 2.75044047208635E-8 -1.149740015565728E-8 2.328502987525873E-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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