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JPL Small-Body Database Browser
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379555 (2011 AU44)
Classification: Main-belt Asteroid          SPK-ID: 2379555
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08833807953176678 6.16e-08  
a 2.246360171051975 2.291e-08 au
q 2.047921027604593 1.3834e-07 au
i 2.428406740712302 7.7079e-06 deg
node 330.2135444423389 0.00015534 deg
peri 140.1075095314029 0.00016529 deg
M 177.5155792990639 6.1144e-05 deg
tp 2457994.110761152254
(2017-Aug-28.61076115)
0.0002025 TDB
period 1229.751928518985
3.37
1.8813e-05
5.151e-08
d
yr
n .2927419682387123 4.4784e-09 deg/d
Q 2.444799314499358 2.4934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6769 days (18.53 yr)  
   first obs. used      2001-01-26  
   last obs. used      2019-08-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58599  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:26  

Additional Information
 Earth MOID = 1.0655 au 
 Jupiter MOID = 2.62492 au 
 T_jup = 3.624 
[ 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 18.1   n/a MPO440648  

379555 (2011 AU44)          Discovered 2006-Sep-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

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