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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2179596439199496 7.8333e-08  
a 2.657529593914706 2.5644e-08 au
q 2.078295389918328 2.1852e-07 au
i 13.35914349457484 9.0083e-06 deg
node 233.3458730298123 2.5562e-05 deg
peri 31.78410440790702 3.2441e-05 deg
M 48.5479576513126 1.7399e-05 deg
tp 2458787.105090720903
(2019-Oct-30.60509072)
7.4922e-05 TDB
period 1582.397510771453
4.33
2.2904e-05
6.271e-08
d
yr
n .2275028856841997 3.2929e-09 deg/d
Q 3.236763797911083 3.1233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   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      .60272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:03:47  

Additional Information
 Earth MOID = 1.07518 au 
 Jupiter MOID = 1.86379 au 
 T_jup = 3.315 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457208.5 (2015-Jul-05.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2169874620577801 7.8411e-08  
q 2.081401419947426 2.1837e-07 au
tp 2457204.619768840247
(2015-Jul-01.11976884)
6.7664e-05 TDB
node 233.3711221000558 2.555e-05 deg
peri 31.89272513245562 3.2511e-05 deg
i 13.35933829640051 9.0085e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      165  
   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      .60272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:03:47  

Additional Information
 Jupiter MOID = 1.86379 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.148316514301979E-15 -1.706764340459052E-14 -1.564433835979326E-12 1.330226945482207E-13 -5.048562042510162E-13 -3.865298493901273E-14
q -1.706764340459052E-14 4.768525361389026E-14 4.429637144333785E-12 -3.743293164301553E-13 1.42367912077629E-12 1.12696578032134E-13
tp -1.564433835979326E-12 4.429637144333785E-12 4.578412350431709E-9 -5.126040426300214E-11 1.385888793713782E-9 7.387490804475043E-12
node 1.330226945482207E-13 -3.743293164301553E-13 -5.126040426300214E-11 6.528230942271677E-10 -6.478977237727478E-10 5.47622445638784E-11
peri -5.048562042510162E-13 1.42367912077629E-12 1.385888793713782E-9 -6.478977237727478E-10 1.056963261973744E-9 -5.140161510211293E-11
i -3.865298493901273E-14 1.12696578032134E-13 7.387490804475043E-12 5.47622445638784E-11 -5.140161510211293E-11 8.115280138869477E-11

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

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