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259464 (2003 SN117)
Classification: Mars-crossing Asteroid          SPK-ID: 2259464
[ 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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3001886141744142 4.6444e-08  
a 2.378507176571861 1.8449e-08 au
q 1.664506403432855 1.1982e-07 au
i 4.116170917921632 7.0664e-06 deg
node 1.83001121385979 5.6786e-05 deg
peri 268.8146148509617 5.8619e-05 deg
M 268.2563875098698 1.6276e-05 deg
tp 2459341.951057570899
(2021-May-07.45105757)		 6.376e-05 TDB
period 1339.846746701278
3.67		 1.5589e-05
4.268e-08		 d
yr
n .2686874456995363 3.1262e-09 deg/d
Q 3.092507949710866 2.3987e-08 au
   Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      5983 days (16.38 yr)  
   first obs. used      2003-09-16  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60342  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 11:48:31  

Additional Information
 Earth MOID = .655028 au 
 Jupiter MOID = 2.05053 au 
 T_jup = 3.474 
[ 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 17.1   n/a MPO470764  

259464 (2003 SN117)          Discovered 2003-Sep-16 by Spacewatch at Kitt Peak
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

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