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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .28831383013783 4.9561e-08  
a 3.206842053422438 2.0949e-08 au
q 2.282265138353151 1.5863e-07 au
i 11.85756064971292 7.6256e-06 deg
node 292.9544757107175 3.0434e-05 deg
peri 95.78702315505146 3.8603e-05 deg
M 352.4627165145978 1.6554e-05 deg
tp 2459244.416440359493
(2021-Jan-29.91644036)
9.6274e-05 TDB
period 2097.561881550193
5.74
2.0554e-05
5.627e-08
d
yr
n .171627832850368 1.6818e-09 deg/d
Q 4.131418968491724 2.6989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2003-09-21  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42614  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:19:18  

Additional Information
 Earth MOID = 1.3232 au 
 Jupiter MOID = 1.67178 au 
 T_jup = 3.094 
[ 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 16.48   n/a E2021B25  
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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