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214135 (2005 AC18)
Classification: Main-belt Asteroid          SPK-ID: 2214135
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2045909154377854 5.1223e-08  
a 2.360229159504617 1.8079e-08 au
q 1.877347715118612 1.2135e-07 au
i 23.37992647231244 1.0462e-05 deg
node 309.8444303660843 1.3989e-05 deg
peri 283.0222964686789 3.1718e-05 deg
M 5.152793601747173 2.8262e-05 deg
tp 2458981.542986021303
(2020-May-12.04298602)
0.00010397 TDB
period 1324.432057596271
3.63
1.5217e-05
4.166e-08
d
yr
n .2718146226793761 3.1231e-09 deg/d
Q 2.843110603890621 2.1778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      8928 days (24.44 yr)  
   first obs. used      1995-08-22  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55905  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:06:32  

Additional Information
 Earth MOID = .993628 au 
 Jupiter MOID = 2.62154 au 
 T_jup = 3.415 
[ 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 15.6   n/a MPO352320  

214135 (2005 AC18)          Discovered 2005-Jan-06 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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