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160945 (2002 AD40)
Classification: Main-belt Asteroid          SPK-ID: 2160945
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09612531220844603 7.6096e-08  
a 3.061194553020198 3.0735e-08 au
q 2.766936270880337 2.298e-07 au
i 12.61832552941597 7.6073e-06 deg
node 293.1206440339472 2.5066e-05 deg
peri 200.7780000163995 3.8386e-05 deg
M 185.5239823289902 2.775e-05 deg
tp 2460148.630383489598
(2023-Jul-23.13038349)
0.00015222 TDB
period 1956.297161136827
5.36
2.9462e-05
8.066e-08
d
yr
n .1840211227372021 2.7714e-09 deg/d
Q 3.355452835160059 3.3689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      7187 days (19.68 yr)  
   first obs. used      2000-11-19  
   last obs. used      2020-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54574  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:22:46  

Additional Information
 Earth MOID = 1.78542 au 
 Jupiter MOID = 1.7524 au 
 T_jup = 3.190 
[ 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 14.65   n/a E2021B55  

160945 (2002 AD40)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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