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180210 (2003 SP318)
Classification: Main-belt Asteroid          SPK-ID: 2180210
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375072478170088 4.0891e-08  
a 2.218374127167534 1.1569e-08 au
q 1.913331606312267 8.9409e-08 au
i 8.457375888721431 4.1357e-06 deg
node 67.54898911340007 3.3193e-05 deg
peri 308.1512846764949 3.7725e-05 deg
M 71.9632750033475 1.8057e-05 deg
tp 2458959.254604577817
(2020-Apr-19.75460458)
5.9909e-05 TDB
period 1206.842550564104
3.30
9.4409e-06
2.585e-08
d
yr
n .2982990613247173 2.3335e-09 deg/d
Q 2.523416648022801 1.316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      7362 days (20.16 yr)  
   first obs. used      2000-11-21  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5481  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:42:53  

Additional Information
 Earth MOID = .927588 au 
 Jupiter MOID = 2.94809 au 
 T_jup = 3.625 
[ 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 16.7   n/a MPO436891  

180210 (2003 SP318)          Discovered 2003-Sep-18 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2003 SP318 = 2000 WS99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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