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JPL Small-Body Database Browser
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359945 (2012 AR8)
Classification: Jupiter Trojan          SPK-ID: 2359945
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1091953232046326 1.9111e-07  
a 5.165740293008155 4.5178e-07 au
q 4.601665612121936 1.2589e-06 au
i 18.54383245032098 1.4221e-05 deg
node 120.1008144947469 3.506e-05 deg
peri 310.0444876713436 7.1295e-05 deg
M 267.9327576465785 7.6616e-05 deg
tp 2459697.230480596681
(2022-Apr-27.73048060)
0.00099891 TDB
period 4288.419669388876
11.74
0.00056258
1.54e-06
d
yr
n .0839470079315493 1.1013e-08 deg/d
Q 5.729814973894374 5.0111e-07 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      5551 days (15.20 yr)  
   first obs. used      2003-04-28  
   last obs. used      2018-07-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63986  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:21:56  

Additional Information
 Earth MOID = 3.65016 au 
 Jupiter MOID = .35335 au 
 T_jup = 2.885 
[ 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 14.3   n/a MPO455597  

359945 (2012 AR8)          Discovered 2007-Jun-12 by Balam, D. D. at Mauna Kea
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2012 AR8 = 2007 LK31 = 2010 BZ75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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