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259364 (2003 HU3)
Classification: Main-belt Asteroid          SPK-ID: 2259364
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0839889002943616 4.9577e-08  
a 3.08793138084919 3.6429e-08 au
q 2.828579419987217 1.4778e-07 au
i 16.29399592282814 9.4467e-06 deg
node 212.1982696855185 1.8709e-05 deg
peri 266.4101486843329 5.8458e-05 deg
M 140.5624169641915 5.5389e-05 deg
tp 2458226.632507508302
(2018-Apr-18.13250751)
0.00030479 TDB
period 1981.982832352572
5.43
3.5073e-05
9.602e-08
d
yr
n .1816362857052034 3.2142e-09 deg/d
Q 3.347283341711163 3.9489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      6885 days (18.85 yr)  
   first obs. used      2000-10-03  
   last obs. used      2019-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61916  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:10:38  

Additional Information
 Earth MOID = 1.90408 au 
 Jupiter MOID = 1.87343 au 
 T_jup = 3.159 
[ 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 15.4   n/a MPO433689  
diameter diameter 3.941 km 0.847 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

259364 (2003 HU3)          Discovered 2003-Apr-24 by LONEOS at Anderson Mesa
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 2003 HU3 = 2006 XC64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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