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JPL Small-Body Database Browser
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305313 (2008 AU44)
Classification: Main-belt Asteroid          SPK-ID: 2305313
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07331133830887032 6.6485e-08  
a 3.054225590449133 3.9838e-08 au
q 2.830316224916107 2.1456e-07 au
i 9.655809696737698 9.9444e-06 deg
node 142.3266104389402 3.9371e-05 deg
peri 267.6762419968485 8.4989e-05 deg
M 195.5051673816591 7.5163e-05 deg
tp 2459891.340295516598
(2022-Nov-07.84029552)
0.00041414 TDB
period 1949.620552093972
5.34
3.8145e-05
1.044e-07
d
yr
n .1846513156692697 3.6128e-09 deg/d
Q 3.278134955982159 4.2759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      6785 days (18.58 yr)  
   first obs. used      2000-09-05  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63446  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:52:08  

Additional Information
 Earth MOID = 1.86167 au 
 Jupiter MOID = 2.00879 au 
 T_jup = 3.210 
[ 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 15.9   n/a MPO433967  

305313 (2008 AU44)          Discovered 2008-Jan-10 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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