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379198 (2009 SD52)
Classification: Main-belt Asteroid          SPK-ID: 2379198
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .138872752288985 7.1933e-08  
a 2.581985400330132 3.5661e-08 au
q 2.22341798141631 1.9353e-07 au
i 12.73561807738164 7.3151e-06 deg
node 267.3234071538618 3.4727e-05 deg
peri 11.90634693861592 4.3675e-05 deg
M 261.2152797344728 2.9867e-05 deg
tp 2459416.330531978059
(2021-Jul-20.83053198)
0.00012974 TDB
period 1515.406341281524
4.15
3.1395e-05
8.595e-08
d
yr
n .2375600459052859 4.9215e-09 deg/d
Q 2.940552819243954 4.0613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      5760 days (15.77 yr)  
   first obs. used      2004-04-22  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:09:15  

Additional Information
 Earth MOID = 1.20848 au 
 Jupiter MOID = 2.18729 au 
 T_jup = 3.376 
[ 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 16.5   n/a MPO434346  

379198 (2009 SD52)          Discovered 2004-Apr-22 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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