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393566 (2003 JR3)
Classification: Main-belt Asteroid          SPK-ID: 2393566
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09657057299310613 5.3651e-08  
a 3.099736095596676 5.3123e-08 au
q 2.800392804717491 1.7903e-07 au
i 13.32927058075228 7.2912e-06 deg
node 40.68932514577664 2.6112e-05 deg
peri 248.7029767578453 4.9243e-05 deg
M 346.4742664751744 4.6171e-05 deg
tp 2459075.393449471693
(2020-Aug-13.89344947)
0.00025675 TDB
period 1993.358937637158
5.46
5.1243e-05
1.403e-07
d
yr
n .1805996868916787 4.6426e-09 deg/d
Q 3.39907938647586 5.8253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5841 days (15.99 yr)  
   first obs. used      2003-05-02  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59083  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:36:13  

Additional Information
 Earth MOID = 1.81861 au 
 Jupiter MOID = 1.78355 au 
 T_jup = 3.174 
[ 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 16.1   n/a MPO437611  
diameter diameter 3.851 km 0.810 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

393566 (2003 JR3)          Discovered 2003-May-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

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