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(2020 LF)
Classification: Apollo [NEO]          SPK-ID: 54017376
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3168720571040243 0.00017363  
a 1.447622459228886 0.00035606 au
q .9889113526630425 8.1228e-06 au
i 12.36603337607721 0.0045913 deg
node 257.8356701524241 0.0001784 deg
peri 33.00076207852352 0.0012576 deg
M 338.2774309878647 0.0097944 deg
tp 2459038.887522173530
(2020-Jul-08.38752217)		 0.0031468 TDB
period 636.1820268473102
1.74		 0.23472
0.0006426		 d
yr
n .5658757789559551 0.00020878 deg/d
Q 1.90633356579473 0.00046889 au
   Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      5 days  
   first obs. used      2020-06-09  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .5404  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-09 06:11:41  

Additional Information
 Earth MOID = .011538 au 
 Jupiter MOID = 3.28114 au 
 T_jup = 4.572 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459011.5 (2020-Jun-11.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3184626254096565 0.00017237  
q .988610570906491 7.8459e-06 au
tp 2459038.914626291966
(2020-Jul-08.41462629)		 0.0031816 TDB
node 257.8315350842576 0.00017314 deg
peri 33.06412632341559 0.0013269 deg
i 12.35916643049763 0.0045953 deg
   Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      5 days  
   first obs. used      2020-06-09  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .5404  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-09 06:11:41  

Additional Information
 Jupiter MOID = 3.28114 au 
 T_jup = 4.572 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.971305576618015E-8 -1.351623376773389E-9 -5.48122952830301E-7 -2.981378474702622E-8 -2.276345658849336E-7 7.920338491803017E-7
q -1.351623376773389E-9 6.155829483116801E-11 2.490527010950095E-8 1.357458013937965E-9 1.031995573320575E-8 -3.601828589295494E-8
tp -5.48122952830301E-7 2.490527010950095E-8 1.012230151922636E-5 5.494958162531687E-7 4.212706543709278E-6 -1.461474983609318E-5
node -2.981378474702622E-8 1.357458013937965E-9 5.494958162531687E-7 2.997714733479884E-8 2.277703837851905E-7 -7.942874262332285E-7
peri -2.276345658849336E-7 1.031995573320575E-8 4.212706543709278E-6 2.277703837851905E-7 1.76055424031265E-6 -6.072961042373941E-6
i 7.920338491803017E-7 -3.601828589295494E-8 -1.461474983609318E-5 -7.942874262332285E-7 -6.072961042373941E-6 2.111711982755961E-5

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.423   .37796 7 autocmod 2.8

[ 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
2006-Sep-04 04:53 8_09:18 Earth 0.356992012925481 0.28614695049298 0.43587951914611 14.1967343889562 14.1962086460256 2453982.703311960 12077.8500855941 4595333.28974982 138.06595271437 -34.7645053944874 186026.59591741 T 7 CATAB v2.0f-lin.ifort 2020-Jul-09 06:11:50 2020-Jul-09 06:12
2020-Jun-10 18:36 < 00:01 Earth 0.0125252469217734 0.0125094308207628 0.0125410628105833 8.8920113719013 8.86805552887009 2459011.275127209 0.0521778587530177 784.467306622448 10.692387011713 0.849992790170356 1606.61961861185 T 7 CATAB v2.0f-lin.ifort 2020-Jul-09 06:11:50 2020-Jul-09 06:12
2027-May-30 20:09 3_19:26 Earth 0.11335892668922 0.0668573475269573 0.16060601953276 11.2241465988832 11.2220522751189 2461556.339630645 5485.73284162367 2382040.77564689 49.0227153769287 10.1289058817349 53714.7234316558 T 7 CATAB v2.0f-lin.ifort 2020-Jul-09 06:11:50 2020-Jul-09 06:12
2034-May-20 00:43 4_19:39 Earth 0.268169795350618 0.18873575462833 0.348224941867306 15.0672443100514 15.0665848656738 2464102.530021149 6939.13031083065 4028312.74994262 53.7360780288084 8.79160925537862 98524.6810720695 T 7 CATAB v2.0f-lin.ifort 2020-Jul-09 06:11:50 2020-Jul-09 06:12
2034-Oct-18 18:36 7_04:06 Earth 0.492286790997005 0.454519737067056 0.532847541089179 7.23198310484478 7.23123466096014 2464254.274839771 10325.7499804424 2690543.79695548 203.314974288224 43.3092074853984 108667.788713897 T 7 CATAB v2.0f-lin.ifort 2020-Jul-09 06:11:50 2020-Jul-09 06:12
2041-May-10 10:22 5_14:40 Earth 0.433924658305817 0.32828199372313 0.53983861978115 19.5177640218635 19.5174494126305 2466649.932072666 8080.00840094293 5302417.20265394 56.3471623415816 5.69098362300697 100226.419218046 T 7 CATAB v2.0f-lin.ifort 2020-Jul-09 06:11:50 2020-Jul-09 06:12
2095-Jun-09 16:29 3_06:09 Earth 0.017188368668255 0.0117162424912186 0.0406523885597196 9.15591494372303 9.13896852063855 2486403.186719484 4688.6805128643 1314493.70134715 13.4206063138123 -43.0265909098186 135914.412980577 T 7 CATAB v2.0f-lin.ifort 2020-Jul-09 06:11:50 2020-Jul-09 06:12
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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