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JPL Small-Body Database Browser
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442436 (2011 UE157)
Classification: Main-belt Asteroid          SPK-ID: 2442436
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 .1383388004792489 6.177e-08  
a 2.882435816729302 4.9535e-08 au
q 2.483683103384546 1.8347e-07 au
i 3.288313376103209 6.8499e-06 deg
node 80.25420549711868 0.00013321 deg
peri 341.3580682190332 0.00013819 deg
M 267.0077131095467 4.1655e-05 deg
tp 2459462.223865292048
(2021-Sep-04.72386529)
0.00021582 TDB
period 1787.466434726445
4.89
4.6077e-05
1.262e-07
d
yr
n .2014023832873228 5.1917e-09 deg/d
Q 3.281188530074058 5.6387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      9625 days (26.35 yr)  
   first obs. used      1993-01-26  
   last obs. used      2019-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:11  

Additional Information
 Earth MOID = 1.49692 au 
 Jupiter MOID = 2.03107 au 
 T_jup = 3.277 
[ 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 17.2   n/a MPO446755  

442436 (2011 UE157)          Discovered 2008-Feb-13 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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