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(2020 LM)
Classification: Apollo [NEO]          SPK-ID: 54017401
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 .4784981966343209 0.00056702  
a 1.235313914151424 0.00084677 au
q .6442184339526834 0.00025887 au
i 3.497386002479481 0.0046076 deg
node 262.0821832663106 0.002151 deg
peri 256.2887115882657 0.0071365 deg
M 37.13972723177976 0.061707 deg
tp 2458948.763072264851
(2020-Apr-09.26307226)
0.032763 TDB
period 501.4924818488302
1.37
0.51564
0.001412
d
yr
n .717857222251476 0.00073811 deg/d
Q 1.826409394350165 0.001252 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      12 days  
   first obs. used      2020-06-11  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .37233  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-25 06:40:14  

Additional Information
 Earth MOID = .00683195 au 
 Jupiter MOID = 3.17137 au 
 T_jup = 5.066 
[ show covariance matrix ]

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 24.735   .37954 8 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
1989-Nov-26 19:59 4_12:39 Earth 0.0192422087583228 0.018782568455264 0.09281886895796 14.2671289365832 14.2574200675263 2447857.332495115 6519.05827944954 4325170.39655787 108.001410593898 77.4824803532109 24314.3457376095 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
1994-Mar-17 02:57 7_06:42 Earth 0.343072003266178 0.333244524786454 0.353146046917345 14.5118973757829 14.5113621822115 2449428.622742222 10482.0661402929 675726.185782702 262.01988592571 42.7334713939362 93294.4061833302 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
1994-Jul-02 12:16 5_20:54 Earth 0.495763489590957 0.458019256826351 0.53366612305687 9.39548820526989 9.39491615830428 2449536.010929835 8453.7142441633 1937183.21079561 307.833238831086 -13.1752516547657 34832.172929672 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
1998-Jun-17 14:04 8_08:50 Earth 0.221167704242689 0.0309593450642544 0.411441005602072 20.8536429751241 20.853065258681 2450982.085999562 12049.8293850423 9488423.24996266 22.4867284785428 0.672143844501677 16059.3406722428 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2009-Jun-13 11:12 9_12:12 Earth 0.137077890123014 0.00539788651426806 0.33335497104153 18.3740502688253 18.372992349506 2454995.966903483 13691.6681613707 9790579.48041358 19.1452303598195 2.26150339118912 41616.9206847696 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2011-Nov-20 10:29 7_10:51 Earth 0.138767041537539 0.0174159296793602 0.292841591744983 18.5173824646826 18.5163455128326 2455885.936740195 10730.898799433 7711888.85730906 178.192904341213 -7.21488178620296 13478.6198967229 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2016-Feb-23 20:22 9_22:23 Earth 0.348056974496812 0.344194393062396 0.35232378691163 15.0236020980331 15.0230925380573 2457442.348451002 14302.9944851173 625342.982337146 485.991316428083 -71.0771917340255 72445.6499606171 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2020-Apr-24 00:59 09:20 Venus 0.0975031413797934 0.0974233845634074 0.0975828997417751 9.65486685769253 9.65255981336532 2458963.541316092 560.23420459022 4024.10617958414 152.356339138687 7.57944788212279 6009.22438197554 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2020-Jun-07 15:10 < 00:01 Earth 0.0247124396658914 0.0246206941807072 0.0248041845105285 15.0707169954996 15.0635610678823 2459008.131903040 0.198891338519873 4570.65447579184 8.18781241307981 -0.101329638528407 597.694771830092 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2022-Nov-16 04:50 2_15:32 Earth 0.227681381212458 0.172377653506524 0.283043681414825 21.2236947719355 21.2231433684718 2459899.701054226 3812.31100149146 2765236.81091521 224.927366387455 -3.67734358250982 8990.63452420293 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2025-Sep-14 02:08 8_08:32 Venus 0.0621539781245459 0.0413738711364057 0.173341498821621 14.860424290294 14.8580730167094 2460932.589100099 12031.8692622386 6081397.9704464 259.22823193781 41.7472745024212 24833.5263177601 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
2031-Jun-07 15:58 8_07:25 Moon 0.0081856523739297 0.00647563172479556 0.195919599917016 15.1007750553876 15.1005099185644 2463025.165190041 11965.14258279 9514716.27239104 12.302499019745 52.291199224317 79414.3999704629 T 8 CATAB v2.0f-lin.ifort 2020-Jul-25 06:40:16 2020-Jul-25 06:40
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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