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259461 (2003 SN101)
Classification: Mars-crossing Asteroid          SPK-ID: 2259461
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .280617335116649 4.1353e-08  
a 2.241243968921399 9.2591e-09 au
q 1.612312059016414 9.206e-08 au
i 6.819175852408192 4.145e-06 deg
node 260.7281978614166 3.7033e-05 deg
peri 59.619933556 3.8274e-05 deg
M 12.50967631828606 9.7083e-06 deg
tp 2458957.913132189984
(2020-Apr-18.41313219)
3.2858e-05 TDB
period 1225.553085589841
3.36
7.5945e-06
2.079e-08
d
yr
n .29374492564452 1.8203e-09 deg/d
Q 2.870175878826383 1.1857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6320 days (17.30 yr)  
   first obs. used      2003-07-29  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52768  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:16:45  

Additional Information
 Earth MOID = .612707 au 
 Jupiter MOID = 2.48253 au 
 T_jup = 3.573 
[ 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 17.3   n/a MPO470764  

259461 (2003 SN101)          Discovered 2003-Sep-20 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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