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JPL Small-Body Database Browser
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(2008 UC202)
Classification: Apollo [NEO]          SPK-ID: 3435541
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06868535926130097 9.3107e-05  
a 1.010876108510552 7.2579e-05 au
q .9414437198288387 0.00016165 au
i 7.450351633383741 0.014836 deg
node 37.31714957381581 0.003492 deg
peri 91.91512116144584 0.099568 deg
M 91.19748853873833 0.45181 deg
tp 2459302.457167078039
(2021-Mar-28.95716708)
0.45578 TDB
period 371.2319318697589
1.02
0.039981
0.0001095
d
yr
n .9697441655592831 0.00010444 deg/d
Q 1.080308497192265 7.7564e-05 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      3 days  
   first obs. used      2008-10-31  
   last obs. used      2008-11-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .55472  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:08:48  

Additional Information
 Earth MOID = .00226349 au 
 Jupiter MOID = 3.90783 au 
 T_jup = 6.019 
[ hide covariance matrix ]
Orbital Elements at Epoch 2454772.5 (2008-Nov-02.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06675050710159826 9.1515e-05  
q .940563254896302 4.319e-05 au
tp 2454859.501962980913
(2009-Jan-28.00196298)
0.019793 TDB
node 38.56605776665463 1.1478e-05 deg
peri 93.61951219157193 0.015509 deg
i 7.572726770636408 0.01435 deg
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      3 days  
   first obs. used      2008-10-31  
   last obs. used      2008-11-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .55472  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:08:48  

Additional Information
 Jupiter MOID = 3.90783 au 
 T_jup = 6.019 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.375026477535888E-9 -3.946191802702266E-9 -1.808318019461207E-6 -2.713447650343164E-10 -1.413736032501473E-6 1.310514315530793E-6
q -3.946191802702266E-9 1.865382030647053E-9 8.500506288913481E-7 1.294119087817208E-10 6.633604430674335E-7 -6.156558707187888E-7
tp -1.808318019461207E-6 8.500506288913481E-7 .000391754541266524 5.862123849062913E-8 .000306796659975259 -.0002831527443471459
node -2.713447650343164E-10 1.294119087817208E-10 5.862123849062913E-8 1.317508143538768E-10 4.550104151161594E-8 -4.11401525058556E-8
peri -1.413736032501473E-6 6.633604430674335E-7 .000306796659975259 4.550104151161594E-8 .0002405283903835752 -.0002216571565463226
i 1.310514315530793E-6 -6.156558707187888E-7 -.0002831527443471459 -4.11401525058556E-8 -.0002216571565463226 .0002059191353456386

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 28.3   n/a MPO147596  

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