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39350 (2002 AC120)
Classification: Main-belt Asteroid          SPK-ID: 2039350
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1167054979784986 3.6829e-08  
a 2.708737276047989 1.4643e-08 au
q 2.392612743353887 9.9922e-08 au
i 2.227146285328859 4.8372e-06 deg
node 357.5001953681627 9.606e-05 deg
peri 288.4181997065784 9.8131e-05 deg
M 254.561849894881 2.0235e-05 deg
tp 2459477.418347229205
(2021-Sep-19.91834723)
9.2129e-05 TDB
period 1628.353729948246
4.46
1.3204e-05
3.615e-08
d
yr
n .2210821846500403 1.7927e-09 deg/d
Q 3.024861808742091 1.6352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1111  
   data-arc span      9943 days (27.22 yr)  
   first obs. used      1993-01-26  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55319  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:42:31  

Additional Information
 Earth MOID = 1.3774 au 
 Jupiter MOID = 2.11674 au 
 T_jup = 3.353 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO351107  

39350 (2002 AC120)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 AC120 = 1998 FR31 = 1999 NF34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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