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JPL Small-Body Database Browser
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447138 (2005 AB44)
Classification: Main-belt Asteroid          SPK-ID: 2447138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1560889546031863 4.8686e-08  
a 2.462806392757989 3.066e-08 au
q 2.07838951752235 1.2795e-07 au
i 1.874713436347813 1.1279e-05 deg
node 41.94389289338471 0.00023444 deg
peri 59.22872681561968 0.00024156 deg
M 265.9496854466957 6.0096e-05 deg
tp 2458969.309064791641
(2020-Apr-29.80906479)
0.00024044 TDB
period 1411.704617423059
3.87
2.6362e-05
7.218e-08
d
yr
n .2550108539399326 4.762e-09 deg/d
Q 2.847223267993627 3.5446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      4952 days (13.56 yr)  
   first obs. used      2005-01-15  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .74752  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:33:54  

Additional Information
 Earth MOID = 1.09616 au 
 Jupiter MOID = 2.29776 au 
 T_jup = 3.471 
[ 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 17.9   n/a MPO456117  

447138 (2005 AB44)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2005 AB44 = 2009 DQ25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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