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JPL Small-Body Database Browser
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390074 (2012 UP122)
Classification: Main-belt Asteroid          SPK-ID: 2390074
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1670802170159806 7.7762e-08  
a 2.773070434344005 4.9473e-08 au
q 2.309745224373209 2.271e-07 au
i 8.281046488551999 1.1359e-05 deg
node 30.36232535721518 5.7816e-05 deg
peri 110.8759174857619 7.1072e-05 deg
M 73.75715893740441 3.3845e-05 deg
tp 2458254.925684365291
(2018-May-16.42568437)
0.0001592 TDB
period 1686.707506373391
4.62
4.5137e-05
1.236e-07
d
yr
n .2134335672543725 5.7116e-09 deg/d
Q 3.236395644314801 5.7739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      5125 days (14.03 yr)  
   first obs. used      2005-05-16  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66885  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:06:37  

Additional Information
 Earth MOID = 1.33801 au 
 Jupiter MOID = 1.82631 au 
 T_jup = 3.301 
[ 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 16.8   n/a MPO434435  

390074 (2012 UP122)          Discovered 2009-Jan-28 by CSS at Catalina
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 UP122 = 2009 BQ99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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