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JPL Small-Body Database Browser
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344454 (2002 LL42)
Classification: Main-belt Asteroid          SPK-ID: 2344454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2179596484448714 8.0419e-08  
a 2.65752959146088 2.5724e-08 au
q 2.078295375974224 2.2348e-07 au
i 13.35914260870023 9.2756e-06 deg
node 233.3458595211316 2.6315e-05 deg
peri 31.78411643897019 3.3176e-05 deg
M 48.5479572045957 1.742e-05 deg
tp 2458787.105092980026
(2019-Oct-30.60509298)
7.5029e-05 TDB
period 1582.397508579797
4.33
2.2976e-05
6.29e-08
d
yr
n .2275028859992964 3.3032e-09 deg/d
Q 3.236763806947536 3.1331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6201 days (16.98 yr)  
   first obs. used      2002-06-10  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60564  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:30:50  

Additional Information
 Earth MOID = 1.07518 au 
 Jupiter MOID = 1.86379 au 
 T_jup = 3.315 
[ 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 16.4   n/a MPO476591  

344454 (2002 LL42)          Discovered 2002-Jun-10 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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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
1917-Jun-23 08:35 00:04 Jupiter 1.8787219476357 1.87872031966158 1.87872357567517 3.89709622236287 3.77963730982085 2421402.857599971 3.77613049983253 609.92306823151 26.0890187155875 -83.1857969402152 1558644.39403772 T 8 CATAB v2.0f-lin.ifort 2019-Sep-24 06:30:51 2019-Sep-24 06:30
1965-Apr-29 09:56 00:02 Jupiter 1.85019310503344 1.85019244659325 1.8501937634783 3.7956646153815 3.67307302230253 2438879.913596603 1.9295207385566 360.456601592686 28.1764193928396 -88.0115291322222 1483974.81249249 T 8 CATAB v2.0f-lin.ifort 2019-Sep-24 06:30:51 2019-Sep-24 06:30
2013-Mar-06 14:01 < 00:01 Jupiter 1.89700867556921 1.89700801732877 1.89700933381073 3.60506430999298 3.4790056187031 2456358.084307744 0.38080808822555 213.184710179251 26.0032913603077 -85.2016446679767 1538708.80592307 T 8 CATAB v2.0f-lin.ifort 2019-Sep-24 06:30:51 2019-Sep-24 06:30
2095-Feb-08 04:25 00:03 Jupiter 1.96649776644441 1.96649597939075 1.96649955352635 3.99899314640711 3.88979348713292 2486281.683886230 3.05474985743439 415.724780588793 29.00268461904 -78.5163104101675 1683878.38815376 T 8 CATAB v2.0f-lin.ifort 2019-Sep-24 06:30:51 2019-Sep-24 06:30
2142-Dec-20 16:37 00:05 Jupiter 1.87571203755694 1.87571079610817 1.87571327908952 3.88699016877407 3.76902439127122 2503763.192356402 4.70696148974745 734.905608265391 27.8484252672036 -86.0102613130318 1565873.12320202 T 8 CATAB v2.0f-lin.ifort 2019-Sep-24 06:30:51 2019-Sep-24 06:30
2190-Oct-28 00:56 00:07 Jupiter 1.85913356145381 1.8591323953885 1.85913472762734 3.70814975190742 3.58317920588622 2521241.538598295 6.49362468031986 936.706210936853 38.7864052963675 86.7362107139835 1454664.6925857 T 8 CATAB v2.0f-lin.ifort 2019-Sep-24 06:30:51 2019-Sep-24 06:30

Alternate Designations
 2002 LL42 = 2012 TF300 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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