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JPL Small-Body Database Browser
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442689 (2012 UT48)
Classification: Main-belt Asteroid          SPK-ID: 2442689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040633178226216 7.2006e-08  
a 2.297266084623593 3.2679e-08 au
q 2.058204953936279 1.8057e-07 au
i 7.169167637271164 7.3188e-06 deg
node 41.7308686897652 4.6891e-05 deg
peri 227.3905544824272 7.3848e-05 deg
M 67.34646774850196 4.8707e-05 deg
tp 2458362.581781121572
(2018-Sep-01.08178112)
0.00017239 TDB
period 1271.789919496397
3.48
2.7137e-05
7.43e-08
d
yr
n .2830656183708018 6.0399e-09 deg/d
Q 2.536327215310908 3.6079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5127 days (14.04 yr)  
   first obs. used      2005-10-11  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60341  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:01:28  

Additional Information
 Earth MOID = 1.04987 au 
 Jupiter MOID = 2.53066 au 
 T_jup = 3.576 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO456096  

442689 (2012 UT48)          Discovered 2005-Oct-11 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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