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JPL Small-Body Database Browser
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382010 (2011 AN20)
Classification: Main-belt Asteroid          SPK-ID: 2382010
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05752307807032644 4.9764e-08  
a 2.28534004993459 3.2272e-08 au
q 2.153880255824959 1.2754e-07 au
i 7.716776666506459 5.269e-06 deg
node 81.96310795326144 5.4887e-05 deg
peri 3.976214620729493 9.7849e-05 deg
M 174.409080563535 8.5433e-05 deg
tp 2457989.148102360510
(2017-Aug-23.64810236)
0.00029184 TDB
period 1261.899222443533
3.45
2.673e-05
7.318e-08
d
yr
n .2852842711979 6.0429e-09 deg/d
Q 2.41679984404422 3.4129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      4680 days (12.81 yr)  
   first obs. used      2005-06-16  
   last obs. used      2018-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67478  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:59:25  

Additional Information
 Earth MOID = 1.17003 au 
 Jupiter MOID = 2.70362 au 
 T_jup = 3.588 
[ 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 17.2   n/a MPO437564  

382010 (2011 AN20)          Discovered 2008-Apr-15 by Mt. Lemmon Survey at Mount Lemmon
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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