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JPL Small-Body Database Browser
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379563 (2011 AJ72)
Classification: Main-belt Asteroid          SPK-ID: 2379563
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1143897964105858 1.4216e-07  
a 2.44036425291453 2.5235e-08 au
q 2.161211482855966 3.4263e-07 au
i 3.248799369210512 9.7287e-06 deg
node 354.9882281040328 0.00011085 deg
peri 155.8185074434728 0.00012128 deg
M 28.16785416174688 4.0032e-05 deg
tp 2458491.548886872656
(2019-Jan-08.04888687)
0.00015436 TDB
period 1392.452563145884
3.81
2.1598e-05
5.913e-08
d
yr
n .2585366349476737 4.0102e-09 deg/d
Q 2.719517022973094 2.8122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      6964 days (19.07 yr)  
   first obs. used      2000-03-11  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61248  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:58:17  

Additional Information
 Earth MOID = 1.17287 au 
 Jupiter MOID = 2.27331 au 
 T_jup = 3.491 
[ 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 17.4   n/a MPO427886  

379563 (2011 AJ72)          Discovered 2009-Sep-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

Alternate Designations
 2011 AJ72 = 2009 SJ162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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