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300313 (2007 PA31)
Classification: Main-belt Asteroid          SPK-ID: 2300313
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1219251576961766 2.7176e-08  
a 2.423310524350899 1.5257e-08 au
q 2.127848006522612 6.5078e-08 au
i 5.329114199727876 3.918e-06 deg
node 164.5982864054114 5.2851e-05 deg
peri 142.127567376836 5.7646e-05 deg
M 147.4199915810527 2.3883e-05 deg
tp 2458436.257349622865
(2018-Nov-13.75734962)
9.0219e-05 TDB
period 1377.882008791783
3.77
1.3013e-05
3.563e-08
d
yr
n .2612705570600138 2.4675e-09 deg/d
Q 2.718773042179187 1.7118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      7026 days (19.24 yr)  
   first obs. used      2000-10-31  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50004  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:19:19  

Additional Information
 Earth MOID = 1.11617 au 
 Jupiter MOID = 2.50812 au 
 T_jup = 3.496 
[ 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 16.4   n/a MPO455217  
diameter diameter 3.616 km 0.335 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

300313 (2007 PA31)          Discovered 2007-Aug-05 by LINEAR at Socorro
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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