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344687 (2003 SS289)
Classification: Main-belt Asteroid          SPK-ID: 2344687
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1226610916838809 7.0056e-08  
a 2.673806646692615 2.8143e-08 au
q 2.345834604457682 1.8729e-07 au
i 3.659472725239689 5.2782e-06 deg
node 114.6524457822307 0.00011575 deg
peri 257.1589628582404 0.00011966 deg
M 292.9008051826253 3.7966e-05 deg
tp 2459298.151607698734
(2021-Mar-24.65160770)
0.00017187 TDB
period 1596.957743877392
4.37
2.5213e-05
6.903e-08
d
yr
n .2254286322729648 3.5591e-09 deg/d
Q 3.001778688927548 3.1595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      7103 days (19.45 yr)  
   first obs. used      1999-12-16  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:05:26  

Additional Information
 Earth MOID = 1.34905 au 
 Jupiter MOID = 2.46607 au 
 T_jup = 3.366 
[ 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 16.6   n/a MPO476592  

344687 (2003 SS289)          Discovered 2003-Sep-28 by LONEOS at Anderson Mesa
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2003 SS289 = 2010 EG82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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