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447950 (2008 AX137)
Classification: Main-belt Asteroid          SPK-ID: 2447950
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1011742916379111 1.0507e-07  
a 2.736923186632367 4.2932e-08 au
q 2.460016921957463 3.0631e-07 au
i 13.85887654695008 1.0748e-05 deg
node 327.5410075694655 1.8551e-05 deg
peri 25.15943907277791 4.2062e-05 deg
M 43.31005575452982 3.2895e-05 deg
tp 2458801.534131399480
(2019-Nov-14.03413140)
0.00015214 TDB
period 1653.835615039482
4.53
3.8914e-05
1.065e-07
d
yr
n .2176758057005597 5.1218e-09 deg/d
Q 3.013829451307271 4.7276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      7556 days (20.69 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54812  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:47  

Additional Information
 Earth MOID = 1.45903 au 
 Jupiter MOID = 2.39172 au 
 T_jup = 3.302 
[ 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 16.3   n/a MPO495225  

447950 (2008 AX137)          Discovered 2008-Jan-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2008 AX137 = 2006 WU120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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