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452449 (2003 SM216)
Classification: Outer Main-belt Asteroid          SPK-ID: 2452449
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2885845686051509 5.0713e-08  
a 3.208542677823203 4.2989e-08 au
q 2.282606773292378 1.6001e-07 au
i 11.85753702425573 1.2159e-05 deg
node 292.9547601820598 3.1964e-05 deg
peri 95.71968707521218 6.6696e-05 deg
M 318.2076534240157 4.9296e-05 deg
tp 2459244.199373903579
(2021-Jan-29.69937390)
0.00029109 TDB
period 2099.230643720377
5.75
4.2189e-05
1.155e-07
d
yr
n .1714913990403586 3.4465e-09 deg/d
Q 4.134478582354028 5.5395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      4941 days (13.53 yr)  
   first obs. used      2003-09-21  
   last obs. used      2017-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47788  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:21:49  

Additional Information
 Earth MOID = 1.32462 au 
 Jupiter MOID = 1.6692 au 
 T_jup = 3.093 
[ 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 16.4   n/a MPO368963  
diameter diameter 2.863 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452449 (2003 SM216)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2003 SM216 = 2010 DL14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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