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434244 (2003 UK22)
Classification: Main-belt Asteroid          SPK-ID: 2434244
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2496933558896248 7.3615e-08  
a 2.695800012616366 2.2392e-08 au
q 2.022676660658893 2.0682e-07 au
i 13.67339985547094 8.1123e-06 deg
node 196.0030459503451 2.9017e-05 deg
peri 169.8542972992 3.3097e-05 deg
M 286.1118126993396 1.6498e-05 deg
tp 2459332.319912722673
(2021-Apr-27.81991272)
7.683e-05 TDB
period 1616.701842935786
4.43
2.0143e-05
5.515e-08
d
yr
n .222675567281022 2.7744e-09 deg/d
Q 3.368923364573839 2.7983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5677 days (15.54 yr)  
   first obs. used      2003-09-20  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63329  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:53:18  

Additional Information
 Earth MOID = 1.02326 au 
 Jupiter MOID = 2.10659 au 
 T_jup = 3.285 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457182.5 (2015-Jun-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2501554779185654 7.3402e-08  
q 2.019894958036946 2.058e-07 au
tp 2457718.571619246645
(2016-Nov-26.07161925)
6.5356e-05 TDB
node 196.0394474333653 2.9001e-05 deg
peri 170.1946019852537 3.3086e-05 deg
i 13.68137073440753 8.116e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5677 days (15.54 yr)  
   first obs. used      2003-09-20  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63329  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:53:18  

Additional Information
 Jupiter MOID = 2.10659 au 
 T_jup = 3.285 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.387911062231419E-15 -1.506652842769731E-14 -1.455613294782939E-12 -3.305857762839753E-14 -2.378788122735001E-13 -2.968400749963631E-14
q -1.506652842769731E-14 4.235330836472937E-14 4.418635986690318E-12 9.209855684619826E-14 7.224617667637292E-13 8.533013331995587E-14
tp -1.455613294782939E-12 4.418635986690318E-12 4.271446890007681E-9 3.196901698290012E-11 1.065835952543867E-9 1.287683533441679E-11
node -3.305857762839753E-14 9.209855684619826E-14 3.196901698290012E-11 8.410692198440142E-10 -8.080982932808299E-10 -3.168054596879831E-11
peri -2.378788122735001E-13 7.224617667637292E-13 1.065835952543867E-9 -8.080982932808299E-10 1.09467216803377E-9 3.390349912278971E-11
i -2.968400749963631E-14 8.533013331995587E-14 1.287683533441679E-11 -3.168054596879831E-11 3.390349912278971E-11 6.587011191410802E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO437680  

434244 (2003 UK22)          Discovered 2003-Sep-20 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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