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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 ]

[ show orbit diagram ]
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2031-Jul-14 06:56 < 00:01 Amphi 0.0423046783892924 0.0423032235717161 0.042306133381178 5.05108690414856 5.05108687724562 2463061.789124519 0.716460225587165 274.499056234851 62.3276764065035 -82.024340502633 100574.044828013 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 23:43:10 2021-Apr-13 23:43
2087-Aug-23 05:01 < 00:01 Thisb 0.0439074833052581 0.0438879166611192 0.0439270500158792 5.93607250553476 5.93607247937481 2483555.708948829 0.772463235080109 979.23378549083 54.4455435579431 5.019372866226 12487.6853274126 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 23:43:10 2021-Apr-13 23:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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