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441831 (2009 SB286)
Classification: Main-belt Asteroid          SPK-ID: 2441831
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1128682885456511 2.2955e-07  
a 2.138680792672293 5.7929e-08 au
q 1.897291551857915 5.3565e-07 au
i 2.524373325979808 1.0771e-05 deg
node 175.1218058525468 0.00023374 deg
peri 127.9624848376071 0.00025634 deg
M 197.6618068783994 6.4871e-05 deg
tp 2459515.652234030098
(2021-Oct-28.15223403)
0.00019012 TDB
period 1142.397858967907
3.13
4.6415e-05
1.271e-07
d
yr
n .3151266410156265 1.2803e-08 deg/d
Q 2.380070033486671 6.4467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      3789 days (10.37 yr)  
   first obs. used      2005-04-02  
   last obs. used      2015-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50228  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:34:33  

Additional Information
 Earth MOID = .883298 au 
 Jupiter MOID = 2.79396 au 
 T_jup = 3.706 
[ 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 18.9   n/a MPO241974  

441831 (2009 SB286)          Discovered 2009-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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