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332878 (2011 AQ27)
Classification: Main-belt Asteroid          SPK-ID: 2332878
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2373446699250087 3.983e-08  
a 2.342021899601777 1.9332e-08 au
q 1.786155484883651 9.6925e-08 au
i 11.84718623998357 6.145e-06 deg
node 291.7763694799079 2.9572e-05 deg
peri 322.1945425996551 3.3383e-05 deg
M 109.897612694154 1.7047e-05 deg
tp 2458600.858470859787
(2019-Apr-27.35847086)
5.9868e-05 TDB
period 1309.136267508111
3.58
1.6209e-05
4.438e-08
d
yr
n .2749904719126343 3.4048e-09 deg/d
Q 2.897888314319902 2.392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      5448 days (14.92 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51753  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 21:13:28  

Additional Information
 Earth MOID = .786124 au 
 Jupiter MOID = 2.23934 au 
 T_jup = 3.497 
[ 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 16.5   n/a MPO391682  

332878 (2011 AQ27)          Discovered 2008-May-01 by Siding Spring Survey at Siding Spring
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

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