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213555 (2002 LQ1)
Classification: Main-belt Asteroid          SPK-ID: 2213555
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .156982081355723 4.0313e-08  
a 2.31968472661784 1.1493e-08 au
q 1.95553579014429 9.2462e-08 au
i 5.589575988129933 4.0354e-06 deg
node 134.2380098071109 4.6611e-05 deg
peri 60.78733164284515 4.8431e-05 deg
M 126.6770800786539 1.4187e-05 deg
tp 2458746.414729210304
(2019-Sep-19.91472921)
4.9524e-05 TDB
period 1290.452048490474
3.53
9.5904e-06
2.626e-08
d
yr
n .2789720086237342 2.0733e-09 deg/d
Q 2.68383366309139 1.3297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2002-05-23  
   last obs. used      2020-07-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57999  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:10  

Additional Information
 Earth MOID = .961527 au 
 Jupiter MOID = 2.28085 au 
 T_jup = 3.556 
[ 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 16.89   n/a E2021B55  

213555 (2002 LQ1)          Discovered 2002-Jun-02 by NEAT at Palomar
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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