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JPL Small-Body Database Browser
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442131 (2010 UB33)
Classification: Main-belt Asteroid          SPK-ID: 2442131
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .191582933440989 1.2348e-07  
a 3.126326625588467 9.1639e-08 au
q 2.52737579976356 4.3485e-07 au
i 7.063077152074494 6.663e-06 deg
node 254.7027540537708 8.6647e-05 deg
peri 107.0771671253114 8.9661e-05 deg
M 217.7132068252416 2.6107e-05 deg
tp 2459398.516813346797
(2021-Jul-03.01681335)
0.00017139 TDB
period 2019.063374715309
5.53
8.8774e-05
2.43e-07
d
yr
n .1783004954219233 7.8395e-09 deg/d
Q 3.725277451413375 1.092e-07 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      4926 days (13.49 yr)  
   first obs. used      2005-11-30  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57351  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:47  

Additional Information
 Earth MOID = 1.53551 au 
 Jupiter MOID = 1.84092 au 
 T_jup = 3.174 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457114.5 (2015-Apr-02.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1923034212521805 1.2364e-07  
q 2.525604240603037 4.3622e-07 au
tp 2457381.846916239198
(2015-Dec-25.34691624)
0.00011909 TDB
node 254.719138516603 8.6683e-05 deg
peri 107.3861501269897 8.9688e-05 deg
i 7.061551685352046 6.6619e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      4926 days (13.49 yr)  
   first obs. used      2005-11-30  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57351  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:47  

Additional Information
 Jupiter MOID = 1.84092 au 
 T_jup = 3.174 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.528794978052943E-14 -5.343019162186466E-14 -6.424100834769536E-12 1.562548374309515E-13 -7.044254253216839E-13 -4.957541518608384E-14
q -5.343019162186466E-14 1.902919382905432E-13 2.311945304237714E-11 -5.415828798495049E-13 2.458242329922832E-12 1.778599254890496E-13
tp -6.424100834769536E-12 2.311945304237714E-11 1.41813386306673E-8 -1.109562968387976E-10 2.862454734050793E-9 3.160426876444609E-11
node 1.562548374309515E-13 -5.415828798495049E-13 -1.109562968387976E-10 7.513914061022543E-9 -7.473994714724676E-9 1.613790095376093E-10
peri -7.044254253216839E-13 2.458242329922832E-12 2.862454734050793E-9 -7.473994714724676E-9 8.043892129053703E-9 -1.560453707900179E-10
i -4.957541518608384E-14 1.778599254890496E-13 3.160426876444609E-11 1.613790095376093E-10 -1.560453707900179E-10 4.438131219757848E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO437719  

442131 (2010 UB33)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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