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442382 (2011 UF13)
Classification: Main-belt Asteroid          SPK-ID: 2442382
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1475090231401182 9.9293e-08  
a 2.755124263637212 8.358e-08 au
q 2.348718574878449 2.3058e-07 au
i 8.662687024772067 1.0637e-05 deg
node 209.8372177155332 5.0082e-05 deg
peri 268.6569828002554 8.1802e-05 deg
M 249.4558687558966 8.2952e-05 deg
tp 2459513.412643003340
(2021-Oct-25.91264300)
0.00040562 TDB
period 1670.360510350946
4.57
7.6008e-05
2.081e-07
d
yr
n .2155223365070834 9.8072e-09 deg/d
Q 3.161529952395974 9.5909e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4188 days (11.47 yr)  
   first obs. used      2008-01-16  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56278  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:06  

Additional Information
 Earth MOID = 1.38402 au 
 Jupiter MOID = 2.01642 au 
 T_jup = 3.312 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457354.5 (2015-Nov-28.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448912555659381 9.8751e-08  
q 2.35824948814336 2.2818e-07 au
tp 2457839.420229119359
(2017-Mar-26.92022912)
0.00034775 TDB
node 209.9223723845887 4.9966e-05 deg
peri 268.185503401791 8.3085e-05 deg
i 8.667417686835403 1.065e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4188 days (11.47 yr)  
   first obs. used      2008-01-16  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56278  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:06  

Additional Information
 Jupiter MOID = 2.01642 au 
 T_jup = 3.312 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.751681852499559E-15 -2.193104144363825E-14 2.613667535689631E-11 -7.475784484878224E-15 4.877191792972971E-12 6.53220054802596E-15
q -2.193104144363825E-14 5.206452974880718E-14 -5.073825602036031E-11 1.300501065104218E-14 -9.50682566987665E-12 -9.899548253308394E-15
tp 2.613667535689631E-11 -5.073825602036031E-11 1.209303082770349E-7 -2.94828845181162E-13 2.311303578173952E-8 2.838955515768013E-11
node -7.475784484878224E-15 1.300501065104218E-14 -2.94828845181162E-13 2.496641826720974E-9 -2.466143463674943E-9 -1.938259066730372E-10
peri 4.877191792972971E-12 -9.50682566987665E-12 2.311303578173952E-8 -2.466143463674943E-9 6.903146193128556E-9 1.967943415495866E-10
i 6.53220054802596E-15 -9.899548253308394E-15 2.838955515768013E-11 -1.938259066730372E-10 1.967943415495866E-10 1.134146047178015E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO477088  

442382 (2011 UF13)          Discovered 2011-Sep-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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