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259303 (2003 EM58)
Classification: Main-belt Asteroid          SPK-ID: 2259303
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1763292989326034 3.7828e-08  
a 2.750985709249055 2.2349e-08 au
q 2.265906327763559 1.0947e-07 au
i 11.05101537837618 4.8349e-06 deg
node 75.41706537403137 2.2601e-05 deg
peri 62.49737606468567 2.7662e-05 deg
M 304.1261530959918 1.8171e-05 deg
tp 2459259.164602645082
(2021-Feb-13.66460265)
8.6222e-05 TDB
period 1666.59827651046
4.56
2.0309e-05
5.56e-08
d
yr
n .2160088637279595 2.6323e-09 deg/d
Q 3.236065090734553 2.629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      6452 days (17.66 yr)  
   first obs. used      2003-02-28  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:11:02  

Additional Information
 Earth MOID = 1.30437 au 
 Jupiter MOID = 1.91764 au 
 T_jup = 3.296 
[ 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 15.8   n/a MPO454931  

259303 (2003 EM58)          Discovered 2003-Mar-12 by NEAT at Palomar
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

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