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442700 (2012 UE112)
Classification: Main-belt Asteroid          SPK-ID: 2442700
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2285132129564914 7.0191e-08  
a 2.387178712982796 1.9272e-08 au
q 1.841676835377755 1.7204e-07 au
i 3.049184041423905 5.0292e-06 deg
node 58.48431004442683 0.00014564 deg
peri 274.7615675120066 0.00014868 deg
M 74.49698774888454 1.8003e-05 deg
tp 2458721.719727432671
(2019-Aug-26.21972743)
6.8907e-05 TDB
period 1347.180619739102
3.69
1.6314e-05
4.467e-08
d
yr
n .2672247467972917 3.236e-09 deg/d
Q 2.932680590587837 2.3676e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2000-05-04  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52808  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:01:28  

Additional Information
 Earth MOID = .834612 au 
 Jupiter MOID = 2.44539 au 
 T_jup = 3.497 
[ 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 17.8   n/a MPO343119  

442700 (2012 UE112)          Discovered 2008-Sep-06 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 UE112 = 2008 SU87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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