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JPL Small-Body Database Browser
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442708 (2012 UK142)
Classification: Main-belt Asteroid          SPK-ID: 2442708
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1929436669812401 8.3206e-08  
a 2.207714280865695 1.9427e-08 au
q 1.781749791868617 1.7585e-07 au
i 5.402050161382132 5.9042e-06 deg
node 102.8285044747689 9.1851e-05 deg
peri 186.2162273639693 9.4447e-05 deg
M 77.14756284730572 2.5243e-05 deg
tp 2458343.737002296206
(2018-Aug-13.23700230)
8.232e-05 TDB
period 1198.154235362133
3.28
1.5815e-05
4.33e-08
d
yr
n .3004621520126685 3.9659e-09 deg/d
Q 2.633678769862774 2.3175e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      4270 days (11.69 yr)  
   first obs. used      2005-05-20  
   last obs. used      2017-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6037  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:26:02  

Additional Information
 Earth MOID = .764873 au 
 Jupiter MOID = 2.53453 au 
 T_jup = 3.629 
[ 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 18.3   n/a MPO349192  

442708 (2012 UK142)          Discovered 2005-May-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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