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180031 (2003 AR43)
Classification: Main-belt Asteroid          SPK-ID: 2180031
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1672259655770214 4.751e-08  
a 2.727519011957066 1.5417e-08 au
q 2.271407011552862 1.3173e-07 au
i 5.346325026376217 5.724e-06 deg
node 20.68360569283601 4.5856e-05 deg
peri 14.27228167191274 4.9138e-05 deg
M 41.0839123545444 1.6943e-05 deg
tp 2459012.732942760960
(2020-Jun-12.23294276)		 7.672e-05 TDB
period 1645.318976019512
4.50		 1.395e-05
3.819e-08		 d
yr
n .2188025575873081 1.8552e-09 deg/d
Q 3.18363101236127 1.7995e-08 au
   Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      9424 days (25.80 yr)  
   first obs. used      1995-03-27  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51759  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:24:52  

Additional Information
 Earth MOID = 1.27725 au 
 Jupiter MOID = 2.25856 au 
 T_jup = 3.329 
[ 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 15.8   n/a MPO348447  

180031 (2003 AR43)          Discovered 2003-Jan-05 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2003 AR43 = 2006 QO142 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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