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115299 (2003 SM204)
Classification: Main-belt Asteroid          SPK-ID: 2115299
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .332428463056009 3.9546e-08  
a 3.16717919195224 2.185e-08 au
q 2.114318680948584 1.3342e-07 au
i 23.16154722085306 5.8737e-06 deg
node 223.4530915006099 9.6673e-06 deg
peri 269.5837812090779 1.5309e-05 deg
M 328.9361839107971 7.9103e-06 deg
tp 2459378.147739515844
(2021-Jun-12.64773952)
4.5185e-05 TDB
period 2058.767861683693
5.64
2.1304e-05
5.833e-08
d
yr
n .1748618708792094 1.8095e-09 deg/d
Q 4.220039702955895 2.9113e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1127  
   data-arc span      9777 days (26.77 yr)  
   first obs. used      1994-06-14  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45975  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:56:24  

Additional Information
 Earth MOID = 1.26875 au 
 Jupiter MOID = 1.80605 au 
 T_jup = 2.996 
[ 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 14.31   n/a MPCxxxxx  
diameter diameter 9.868 km 0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115299 (2003 SM204)          Discovered 2003-Sep-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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