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JPL Small-Body Database Browser
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379641 (2011 DX39)
Classification: Main-belt Asteroid          SPK-ID: 2379641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0342601127069135 2.8543e-07  
a 2.567822823017165 2.9427e-08 au
q 2.479848923689212 7.4108e-07 au
i 2.188892377449331 6.5652e-06 deg
node 223.4042482831101 0.00025166 deg
peri 318.5487264284461 0.00027156 deg
M 70.42094190751484 0.00010497 deg
tp 2458706.501349045174
(2019-Aug-11.00134905)
0.00043771 TDB
period 1502.955107910067
4.11
2.5835e-05
7.073e-08
d
yr
n .2395281123869347 4.1174e-09 deg/d
Q 2.655796722345118 3.0435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      4871 days (13.34 yr)  
   first obs. used      2005-10-26  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48765  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:12:33  

Additional Information
 Earth MOID = 1.48161 au 
 Jupiter MOID = 2.30553 au 
 T_jup = 3.430 
[ 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 17.2   n/a MPO471893  

379641 (2011 DX39)          Discovered 2005-Oct-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

Alternate Designations
 2011 DX39 = 2005 WF11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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