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JPL Small-Body Database Browser
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442286 (2011 SD3)
Classification: Main-belt Asteroid          SPK-ID: 2442286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1597857387359735 2.5902e-07  
a 2.570361085564845 5.8089e-08 au
q 2.159654040689667 7.1212e-07 au
i 4.219614127784596 7.7564e-06 deg
node 199.6688425210132 0.00010997 deg
peri 104.1106183935628 0.00015484 deg
M 341.9611245167608 8.1974e-05 deg
tp 2458675.921747932031
(2019-Jul-11.42174793)
0.0003404 TDB
period 1505.184138598853
4.12
5.1024e-05
1.397e-07
d
yr
n .2391733946486556 8.1078e-09 deg/d
Q 2.981068130440023 6.737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      4373 days (11.97 yr)  
   first obs. used      2007-09-13  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6151  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:57  

Additional Information
 Earth MOID = 1.14853 au 
 Jupiter MOID = 2.25872 au 
 T_jup = 3.408 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.2   n/a MPO440831  

442286 (2011 SD3)          Discovered 2007-Sep-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SD3 = 2007 RW201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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