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213890 (2003 SX303)
Classification: Main-belt Asteroid          SPK-ID: 2213890
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735177160108602 7.0226e-08  
a 2.371984870645165 1.1596e-08 au
q 1.9604034734785 1.6695e-07 au
i 3.193411134436227 4.1775e-06 deg
node 133.2359336430959 0.00010742 deg
peri 247.7826124460207 0.00010794 deg
M 250.8103491026812 1.2431e-05 deg
tp 2459605.211248684049
(2022-Jan-25.71124868)
4.7932e-05 TDB
period 1334.339365763419
3.65
9.7846e-06
2.679e-08
d
yr
n .2697964320298923 1.9784e-09 deg/d
Q 2.78356626781183 1.3608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      6115 days (16.74 yr)  
   first obs. used      2003-08-26  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57128  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:32  

Additional Information
 Earth MOID = .964323 au 
 Jupiter MOID = 2.67764 au 
 T_jup = 3.521 
[ 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 16.51   n/a E2021B55  

213890 (2003 SX303)          Discovered 2003-Sep-17 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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