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259466 (2003 SP123)
Classification: Main-belt Asteroid          SPK-ID: 2259466
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723187359054567 4.0575e-08  
a 2.398251682269643 9.1479e-09 au
q 1.984987983997803 9.7334e-08 au
i 1.273460115656416 4.3674e-06 deg
node 231.2079097477428 0.0002074 deg
peri 171.6052408802101 0.00020782 deg
M 151.3946501941036 1.3497e-05 deg
tp 2458430.009270348478
(2018-Nov-07.50927035)
4.9634e-05 TDB
period 1356.564861514155
3.71
7.7617e-06
2.125e-08
d
yr
n .2653761793580436 1.5184e-09 deg/d
Q 2.811515380541483 1.0724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      6089 days (16.67 yr)  
   first obs. used      2003-09-18  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:09:48  

Additional Information
 Earth MOID = .9937 au 
 Jupiter MOID = 2.58392 au 
 T_jup = 3.507 
[ 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 16.8   n/a MPO413178  

259466 (2003 SP123)          Discovered 2003-Sep-18 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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