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JPL Small-Body Database Browser
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392091 (2009 DW100)
Classification: Main-belt Asteroid          SPK-ID: 2392091
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .218512053584246 1.0843e-07  
a 3.133392356964079 6.7585e-08 au
q 2.448708358358677 3.1638e-07 au
i 17.54732653995601 9.1908e-06 deg
node 13.02884935936771 2.3758e-05 deg
peri 315.5383585069811 3.5979e-05 deg
M 223.8625014933675 3.7971e-05 deg
tp 2459766.618345356762
(2022-Jul-06.11834536)
0.00022942 TDB
period 2025.912091480052
5.55
6.5546e-05
1.795e-07
d
yr
n .1776977399532662 5.7492e-09 deg/d
Q 3.818076355569481 8.2353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      7056 days (19.32 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57163  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:42:08  

Additional Information
 Earth MOID = 1.47158 au 
 Jupiter MOID = 1.74661 au 
 T_jup = 3.105 
[ 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 15.7   n/a MPO434451  
diameter diameter 3.875 km 0.626 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.081   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

392091 (2009 DW100)          Discovered 2000-Oct-01 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2009 DW100 = 2000 TO10 = 2010 PJ81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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