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JPL Small-Body Database Browser
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390015 (2012 UN)
Classification: Main-belt Asteroid          SPK-ID: 2390015
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230741194975631 4.8642e-08  
a 2.402821876428707 2.1024e-08 au
q 2.107096689677762 1.1728e-07 au
i 2.375174460150804 5.0378e-06 deg
node 76.48322154559811 0.00015699 deg
peri 61.85692390381421 0.00015926 deg
M 167.842522201403 2.955e-05 deg
tp 2457966.221063697326
(2017-Jul-31.72106370)
0.00010736 TDB
period 1360.444386047566
3.72
1.7855e-05
4.888e-08
d
yr
n .2646194167818141 3.473e-09 deg/d
Q 2.698547063179653 2.3611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      7000 days (19.16 yr)  
   first obs. used      2000-07-30  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54173  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:57:18  

Additional Information
 Earth MOID = 1.12224 au 
 Jupiter MOID = 2.32101 au 
 T_jup = 3.513 
[ 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 MPO450373  

390015 (2012 UN)          Discovered 2003-Apr-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

Alternate Designations
 2012 UN = 2010 CQ251 = 2010 CW127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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