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410935 (2009 SD270)
Classification: Main-belt Asteroid          SPK-ID: 2410935
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07640150390745772 7.4509e-08  
a 2.853103550761029 4.7621e-08 au
q 2.635122148679179 2.3465e-07 au
i 15.37167782833961 6.9692e-06 deg
node 24.05619008027 2.4748e-05 deg
peri 150.4963479222227 5.907e-05 deg
M 281.4864288693463 5.6134e-05 deg
tp 2459384.398980564997
(2021-Jun-18.89898056)
0.00027997 TDB
period 1760.251521019409
4.82
4.4071e-05
1.207e-07
d
yr
n .2045162271988916 5.1204e-09 deg/d
Q 3.071084952842879 5.126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      4702 days (12.87 yr)  
   first obs. used      2007-03-11  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 06:48:03  

Additional Information
 Earth MOID = 1.64581 au 
 Jupiter MOID = 1.89952 au 
 T_jup = 3.248 
[ 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 16.2   n/a MPO503517  

410935 (2009 SD270)          Discovered 2009-Sep-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

[ show close-approach data ]
Alternate Designations
 2009 SD270 = 2007 EE110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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