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392100 (2009 DW131)
Classification: Main-belt Asteroid          SPK-ID: 2392100
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 .09869159456921638 7.5402e-08  
a 3.015177051583684 3.4654e-08 au
q 2.717604420454382 2.2459e-07 au
i 11.32769091388056 7.3504e-06 deg
node 179.3871406182909 3.9067e-05 deg
peri 39.21876553833992 5.4833e-05 deg
M 13.99694460436885 3.57e-05 deg
tp 2458926.147016721968
(2020-Mar-17.64701672)
0.00018963 TDB
period 1912.351212116436
5.24
3.2969e-05
9.026e-08
d
yr
n .1882499395085389 3.2454e-09 deg/d
Q 3.312749682712986 3.8074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      5885 days (16.11 yr)  
   first obs. used      2004-03-16  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67295  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:22:08  

Additional Information
 Earth MOID = 1.72238 au 
 Jupiter MOID = 1.6731 au 
 T_jup = 3.211 
[ 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 16.6   n/a MPO434451  

392100 (2009 DW131)          Discovered 2009-Feb-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2009 DW131 = 2004 FV9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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