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390294 (2013 AT31)
Classification: Main-belt Asteroid          SPK-ID: 2390294
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05901242740025784 6.8415e-08  
a 3.067016599368108 4.9298e-08 au
q 2.886024504962512 2.4332e-07 au
i 9.575291218693346 7.7843e-06 deg
node 61.79076774154127 3.6995e-05 deg
peri 240.8244323492443 8.6156e-05 deg
M 294.4374700200741 7.6138e-05 deg
tp 2459357.794079602304
(2021-May-23.29407960)
0.00041281 TDB
period 1961.880798318986
5.37
4.7302e-05
1.295e-07
d
yr
n .1834973869505536 4.4242e-09 deg/d
Q 3.248008693773704 5.2207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      5405 days (14.80 yr)  
   first obs. used      2005-09-03  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52489  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:42:11  

Additional Information
 Earth MOID = 1.88531 au 
 Jupiter MOID = 1.88664 au 
 T_jup = 3.208 
[ 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 15.9   n/a MPO472011  

390294 (2013 AT31)          Discovered 2006-Nov-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2013 AT31 = 2006 VT22 = 2007 CA80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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