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JPL Small-Body Database Browser
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442481 (2011 UA336)
Classification: Main-belt Asteroid          SPK-ID: 2442481
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446876024133034 1.3268e-07  
a 2.725899344976229 1.0762e-07 au
q 2.331495504331625 4.3599e-07 au
i 4.422340837374316 9.5136e-06 deg
node 91.84751910300039 0.00013793 deg
peri 289.4864453386311 0.00014571 deg
M 247.3065403303988 5.7528e-05 deg
tp 2459115.087652209650
(2020-Sep-22.58765221)
0.00028488 TDB
period 1643.853648105234
4.50
9.7352e-05
2.665e-07
d
yr
n .218997597757531 1.2969e-08 deg/d
Q 3.120303185620835 1.2319e-07 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      3760 days (10.29 yr)  
   first obs. used      2007-12-03  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51288  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:26:44  

Additional Information
 Earth MOID = 1.33832 au 
 Jupiter MOID = 2.3404 au 
 T_jup = 3.337 
[ 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 MPO440832  

442481 (2011 UA336)          Discovered 2007-Dec-03 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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