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442851 (2013 AX123)
Classification: Main-belt Asteroid          SPK-ID: 2442851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173700282978384 6.7222e-08  
a 2.558452261718489 3.8238e-08 au
q 2.114048379871301 1.8041e-07 au
i 4.470681822273171 1.6728e-05 deg
node 88.24991777262537 0.00016452 deg
peri 319.8936283997752 0.00017669 deg
M 345.1370122089436 6.2732e-05 deg
tp 2459062.211772989361
(2020-Jul-31.71177299)
0.00026064 TDB
period 1494.735687634649
4.09
3.351e-05
9.175e-08
d
yr
n .2408452564410793 5.3994e-09 deg/d
Q 3.002856143565677 4.488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      3893 days (10.66 yr)  
   first obs. used      2008-12-30  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62732  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:02  

Additional Information
 Earth MOID = 1.12662 au 
 Jupiter MOID = 2.37591 au 
 T_jup = 3.411 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO495194  

442851 (2013 AX123)          Discovered 2008-Dec-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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