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382009 (2011 AW4)
Classification: Main-belt Asteroid          SPK-ID: 2382009
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07671659569117671 8.6663e-08  
a 2.199245521981647 2.19e-08 au
q 2.03052689244615 2.0252e-07 au
i 3.851725427856927 7.4917e-06 deg
node 282.8654080377253 0.00011599 deg
peri 144.8311758716327 0.00013081 deg
M .8920113997423204 6.1894e-05 deg
tp 2458997.548268124371
(2020-May-28.04826812)
0.00020479 TDB
period 1191.266698534823
3.26
1.7794e-05
4.872e-08
d
yr
n .302199331554198 4.514e-09 deg/d
Q 2.367964151517144 2.358e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      5830 days (15.96 yr)  
   first obs. used      2003-10-17  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45161  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:37:19  

Additional Information
 Earth MOID = 1.04602 au 
 Jupiter MOID = 2.81115 au 
 T_jup = 3.659 
[ 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 17.9   n/a MPO397379  

382009 (2011 AW4)          Discovered 2003-Oct-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

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