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416830 (2005 JE82)
Classification: Main-belt Asteroid          SPK-ID: 2416830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3038998096082381 1.8683e-07  
a 2.620378276862183 1.1957e-07 au
q 1.824045817422203 4.3226e-07 au
i 34.3878476066056 3.0561e-05 deg
node 65.28349279956042 3.5307e-05 deg
peri 246.0389319331022 0.00015488 deg
M 146.4067921484258 6.6113e-05 deg
tp 2458370.409202354720
(2018-Sep-08.90920235)
0.00031684 TDB
period 1549.33172036404
4.24
0.00010605
2.903e-07
d
yr
n .2323582453442652 1.5904e-08 deg/d
Q 3.416710736302164 1.5591e-07 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      4862 days (13.31 yr)  
   first obs. used      2005-05-04  
   last obs. used      2018-08-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .6887  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:18:16  

Additional Information
 Earth MOID = .97721 au 
 Jupiter MOID = 2.22985 au 
 T_jup = 3.102 
[ 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 16.7   n/a MPO315693  
diameter diameter 2.538 km 0.398 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.069   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

416830 (2005 JE82)          Discovered 2005-May-12 by Lowe, A. at Mayhill
Reference: Last Updated: 2015-01-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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