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JPL Small-Body Database Browser
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80478 (2000 AC31)
Classification: Main-belt Asteroid          SPK-ID: 2080478
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1159314133727235 6.0604e-08  
a 2.387046343027618 1.0527e-08 au
q 2.110312686694235 1.4422e-07 au
i 2.629096705705611 5.3853e-06 deg
node 25.43052238037932 9.3574e-05 deg
peri 142.1642948009221 9.6546e-05 deg
M 38.89462644301113 2.0957e-05 deg
tp 2458454.961864510929
(2018-Dec-02.46186451)
7.8229e-05 TDB
period 1347.068568786322
3.69
8.9114e-06
2.44e-08
d
yr
n .2672469749066686 1.7679e-09 deg/d
Q 2.663779999361001 1.1748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      735  
   data-arc span      9549 days (26.14 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:49:43  

Additional Information
 Earth MOID = 1.11797 au 
 Jupiter MOID = 2.30542 au 
 T_jup = 3.524 
[ 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 MPO320003  

80478 (2000 AC31)          Discovered 2000-Jan-03 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 2000 AC31 = 1993 FB45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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