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JPL Small-Body Database Browser
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442856 (2013 AY131)
Classification: Main-belt Asteroid          SPK-ID: 2442856
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1334679454767479 1.7192e-07  
a 2.684517028859871 5.1169e-08 au
q 2.3262200564206 4.5256e-07 au
i 6.571565060668489 1.8482e-05 deg
node 121.0497153220155 8.9395e-05 deg
peri 6.589154084997076 0.00010109 deg
M 161.3953442252756 5.5737e-05 deg
tp 2457880.245179891006
(2017-May-06.74517989)
0.00023342 TDB
period 1606.562670589299
4.40
4.5933e-05
1.258e-07
d
yr
n .2240808943157812 6.4067e-09 deg/d
Q 3.042814001299141 5.7998e-08 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      5729 days (15.69 yr)  
   first obs. used      2003-12-21  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64699  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:02  

Additional Information
 Earth MOID = 1.34193 au 
 Jupiter MOID = 2.01313 au 
 T_jup = 3.353 
[ 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 17.0   n/a MPO450447  

442856 (2013 AY131)          Discovered 2003-Dec-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2013 AY131 = 2004 BG60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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