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215231 (2001 AX11)
Classification: Main-belt Asteroid          SPK-ID: 2215231
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1503329948842342 4.0129e-08  
a 2.36047972155173 1.8711e-08 au
q 2.005621735647355 9.3291e-08 au
i 1.943862701047715 5.5279e-06 deg
node 191.8832237547253 0.00012592 deg
peri 288.3740357932211 0.00012791 deg
M 122.3199389287019 2.5992e-05 deg
tp 2458550.415981428560
(2019-Mar-07.91598143)
9.1702e-05 TDB
period 1324.642965855002
3.63
1.575e-05
4.312e-08
d
yr
n .2717713446412596 3.2314e-09 deg/d
Q 2.715337707456105 2.1524e-08 au
  Orbit Determination Parameters
   # obs. used (total)      360  
   data-arc span      6580 days (18.02 yr)  
   first obs. used      2001-01-02  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55558  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:24:56  

Additional Information
 Earth MOID = 1.02257 au 
 Jupiter MOID = 2.36134 au 
 T_jup = 3.535 
[ 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 17.0   n/a MPO422839  

215231 (2001 AX11)          Discovered 2001-Jan-02 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2001 AX11 = 2005 EJ219 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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