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413252 (2003 SM322)
Classification: Main-belt Asteroid          SPK-ID: 2413252
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2386382220901418 1.2293e-07  
a 3.115424318322769 4.0117e-08 au
q 2.371964997941832 3.9797e-07 au
i 13.19861883265277 9.7411e-06 deg
node 286.671200186147 3.0299e-05 deg
peri 46.37535420668766 3.4101e-05 deg
M 45.71163421370542 1.2889e-05 deg
tp 2458745.465765227826
(2019-Sep-18.96576523)		 7.0862e-05 TDB
period 2008.511095638209
5.50		 3.8796e-05
1.062e-07		 d
yr
n .1792372473230521 3.4621e-09 deg/d
Q 3.858883638703707 4.9691e-08 au
   Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      5874 days (16.08 yr)  
   first obs. used      2003-09-29  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 14:35:32  

Additional Information
 Earth MOID = 1.38211 au 
 Jupiter MOID = 1.60774 au 
 T_jup = 3.133 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457745.5 (2016-Dec-23.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2418123708505923 1.2212e-07  
q 2.360192380952161 3.9706e-07 au
tp 2458744.002877459005
(2019-Sep-17.50287746)		 6.8487e-05 TDB
node 286.9445275446897 3.0326e-05 deg
peri 46.25590467679896 3.3917e-05 deg
i 13.18791567781513 9.7478e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      5874 days (16.08 yr)  
   first obs. used      2003-09-29  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 14:35:32  

Additional Information
 Jupiter MOID = 1.60774 au 
 T_jup = 3.133 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.491442563761076E-14 -4.837944513808777E-14 -4.397623972659333E-12 -2.812348001534512E-14 -1.045678307848224E-12 -6.801985192463744E-14
q -4.837944513808777E-14 1.576556668230982E-13 1.414036529048927E-11 1.036169046586891E-13 3.271115389146835E-12 2.278720773869606E-13
tp -4.397623972659333E-12 1.414036529048927E-11 4.690492051672825E-9 8.217437225920429E-12 1.060203595722593E-9 2.404196820971495E-11
node -2.812348001534512E-14 1.036169046586891E-13 8.217437225920429E-12 9.196578126187268E-10 -8.959214201133755E-10 1.530011575212231E-10
peri -1.045678307848224E-12 3.271115389146835E-12 1.060203595722593E-9 -8.959214201133755E-10 1.150330447252803E-9 -1.452868539378807E-10
i -6.801985192463744E-14 2.278720773869606E-13 2.404196820971495E-11 1.530011575212231E-10 -1.452868539378807E-10 9.502004437267383E-11

[ 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 15.7   n/a MPO495097  
diameter diameter 5.470 km 1.466 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

413252 (2003 SM322)          Discovered 2003-Sep-29 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-11-10

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