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JPL Small-Body Database Browser
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379196 (2009 SD38)
Classification: Main-belt Asteroid          SPK-ID: 2379196
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07515626330783395 7.4982e-08  
a 2.412908413019831 3.2357e-08 au
q 2.231563232993225 1.6596e-07 au
i 6.659386482002472 8.344e-06 deg
node 9.474201246729761 4.0116e-05 deg
peri 218.8733288194696 0.00010105 deg
M 92.13313303153993 8.1364e-05 deg
tp 2458650.133138872571
(2019-Jun-15.63313887)
0.00031464 TDB
period 1369.019655097323
3.75
2.7537e-05
7.539e-08
d
yr
n .2629618929571962 5.2894e-09 deg/d
Q 2.594253593046438 3.4788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      5546 days (15.18 yr)  
   first obs. used      2004-04-22  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56171  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:09:04  

Additional Information
 Earth MOID = 1.22681 au 
 Jupiter MOID = 2.39005 au 
 T_jup = 3.505 
[ 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 17.0   n/a MPO476776  

379196 (2009 SD38)          Discovered 2009-Sep-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 SD38 = 2005 QJ142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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