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JPL Small-Body Database Browser
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392665 (2011 UH287)
Classification: Main-belt Asteroid          SPK-ID: 2392665
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .249478907264871 5.9957e-08  
a 2.58841426998266 3.3718e-08 au
q 1.942659506358587 1.572e-07 au
i 3.451719995687929 6.9815e-06 deg
node 294.4722755482745 0.0002437 deg
peri 358.1292549681266 0.00024615 deg
M 3.338208476108223 3.2465e-05 deg
tp 2458586.395423204629
(2019-Apr-12.89542320)
0.00013728 TDB
period 1521.069664364719
4.16
2.9721e-05
8.137e-08
d
yr
n .2366755503932527 4.6246e-09 deg/d
Q 3.234169033606733 4.213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      4845 days (13.26 yr)  
   first obs. used      2006-06-17  
   last obs. used      2019-09-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56666  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:09:07  

Additional Information
 Earth MOID = .925819 au 
 Jupiter MOID = 1.97115 au 
 T_jup = 3.374 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO440694  

392665 (2011 UH287)          Discovered 2007-Oct-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2011 UH287 = 2007 VY121 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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