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54401 (2000 LM)
Classification: Amor [NEO]          SPK-ID: 2054401
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 190 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2624601891462972 2.5532e-08  
a 1.710655970015367 2.6637e-09 au
q 1.261676880560891 4.408e-08 au
i 18.95208013891175 5.7463e-06 deg
node 240.8643468306319 9.5302e-06 deg
peri 67.0729897828241 1.8661e-05 deg
M 312.2276175848692 1.4238e-05 deg
tp 2459108.946825153766
(2020-Sep-16.44682515)
3.2513e-05 TDB
period 817.2265037171487
2.24
1.9087e-06
5.226e-09
d
yr
n .4405143474453443 1.0289e-09 deg/d
Q 2.159635059469842 3.3628e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1021  
   data-arc span      11269 days (30.85 yr)  
   first obs. used      1989-10-28  
   last obs. used      2020-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46136  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-05 06:31:30  

Additional Information
 Earth MOID = .354699 au 
 Jupiter MOID = 3.15592 au 
 T_jup = 4.088 
[ 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 17.1   n/a MPO449353  
diameter diameter 1.189 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 19.03 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 144-152.]
geometric albedo albedo 0.181   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

54401 (2000 LM)          Discovered 2000-Jun-01 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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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
1906-Jun-23 15:40 < 00:01 Earth 0.364832068950608 0.364830985917822 0.364833152080221 9.57963853014486 9.57887612202875 2417385.152824474 0.333470172444437 307.127977142846 10.6688407083578 -80.0676534657779 2884505.86114701 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1915-Jul-15 22:55 00:01 Earth 0.491529733755481 0.491527446536483 0.491532020975401 8.73598516831359 8.73536463357512 2420694.455097519 1.30045777834573 119.369823829096 34.4120625328124 17.8601420526534 1348622.78004328 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1915-Sep-03 01:36 00:03 Earth 0.493072620673927 0.493071718949595 0.493073522596893 2.48282843251652 2.48065099732167 2420743.566349273 2.81376973041062 525.53025503761 14.7607214607021 -86.1658417717026 262978.07169236 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1924-Mar-20 03:17 < 00:01 Mars 0.0740241240047505 0.0740231340171264 0.074025114224051 9.69147563677634 9.69107656414605 2423864.637022294 0.444031012148664 216.717667865839 10.1515782684388 -77.1030355862836 1056332.37914046 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1935-May-29 05:59 < 00:01 Earth 0.48640076161679 0.486399355029633 0.486402168217356 9.7457313885892 9.74516928520786 2427951.749032340 0.233975573258995 151.822023703543 22.9264035975488 63.7890312367016 2629562.8287121 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1944-Jun-11 23:04 < 00:01 Earth 0.370865993533676 0.370865447826213 0.370866539321923 9.43064866016349 9.42988680691936 2431253.461077564 0.197246459893477 295.956127926231 10.261636514318 85.1115934336651 3422538.75750469 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1953-Jun-26 00:32 < 00:01 Earth 0.378261118544416 0.378260321860605 0.378261915243623 9.62407084692694 9.62333890207925 2434554.521980302 0.201938201249994 132.28402905445 11.8876849042467 -73.2785330931412 2752493.38984811 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1982-May-31 15:03 < 00:01 Earth 0.463499707285103 0.463499220691396 0.46350019388197 9.67172609376872 9.67113170273549 2445121.127053802 0.0985856773716012 86.7148697917228 16.6811383768451 78.0492163624594 3430048.2640741 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
1991-Jun-15 05:05 < 00:01 Earth 0.361295771084369 0.361295577405709 0.361295964763029 9.41138263326019 9.41059899771166 2448422.711776739 0.0759232014692224 94.2141549363269 9.65649791999943 89.9173478948411 3477510.74834737 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2000-Jun-28 20:15 < 00:01 Earth 0.396533951159235 0.396533636534297 0.396534265784308 9.66182343120251 9.66112794500749 2451724.343914373 0.0926273500201009 29.0733190262107 14.0913003703571 -74.2677442446518 2612159.68517834 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2029-Jun-03 09:09 < 00:01 Earth 0.439098538443715 0.43909798737772 0.43909908950991 9.59751380390232 9.59688152902576 2462290.881548725 0.0585076447925687 42.8107502092811 24.5871205653795 69.5042725304391 2271074.88169348 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2038-Jun-17 17:34 < 00:01 Earth 0.355796804754392 0.355796526792847 0.3557970827271 9.39983951670008 9.39904279200276 2465592.231896327 0.0795701968345066 134.816617970542 9.30813592822375 85.6204544044139 3178740.34228372 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2047-Jul-02 22:27 < 00:01 Earth 0.419077587031008 0.419076837298521 0.419078336769355 9.66143186244012 9.66077376345931 2468894.435725268 0.142156420901255 90.9435194107236 12.577809278277 -66.991739058839 2515132.33774679 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2054-Jan-02 04:48 < 00:01 Mars 0.0980714049110796 0.0980704946055502 0.0980723152529951 9.45125945341497 9.45095057952254 2471269.700335900 0.219071784847693 106.939670675998 10.5040516239977 -65.4824544866054 1275618.9991343 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2076-Jun-05 13:50 < 00:01 Earth 0.419981200538198 0.419979900994016 0.419982500108234 9.53840961647481 9.53774446328193 2479460.076385231 0.193229785036741 182.767057455362 17.7255589922824 69.9611539851446 2716758.35578915 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2085-Jun-19 19:17 < 00:01 Earth 0.355454916742672 0.355454725446151 0.355455108046366 9.41668544474099 9.41588938048362 2482761.303815299 0.20280615861214 297.590242504301 9.18951964892394 89.5075680680092 3110471.22291264 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2094-Jul-06 00:43 < 00:01 Earth 0.43904439131069 0.439042575253655 0.439046207383547 9.57619173592972 9.57555797500101 2486064.530008979 0.380849084585386 160.925810306693 14.059641148845 -56.078312230032 2428702.04563574 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2100-Dec-27 19:54 < 00:01 Mars 0.0928100403084772 0.0928078218972243 0.092812258848271 10.134358365083 10.1340539813142 2488430.329157310 0.449408883619243 205.748417284863 13.1955188986936 57.6603056634572 871318.61735804 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2123-Jun-09 20:11 < 00:01 Earth 0.40299551908335 0.402993634776878 0.402997403529376 9.47041391814686 9.46971575135606 2496629.340671882 0.330838413866534 389.873337125449 14.3016022049092 76.2098857718581 3067641.41124583 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2132-Jun-23 02:10 < 00:01 Earth 0.359809766923979 0.359809223451196 0.359810310563247 9.43861954540339 9.43783494418333 2499930.590078428 0.3382136524418 414.250803334329 9.70415520453223 -86.4968071775893 2968407.98581074 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2141-Jul-11 22:49 < 00:01 Earth 0.466370059047693 0.466367020948166 0.466373097162118 9.23525564224728 9.23463698896611 2503236.450768508 0.887066485302606 201.213841178198 17.5838966133747 -41.3414660515033 1985197.30123118 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2170-Jun-12 10:50 < 00:01 Earth 0.385523962587795 0.385521890083196 0.385526035476754 9.42093219860207 9.42019855689676 2513798.951402027 0.438000527239559 619.729009812449 11.8425989511308 80.461689242942 3254526.72316682 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2179-Jun-26 21:28 < 00:01 Earth 0.370390937021664 0.370389489042339 0.370392385212942 9.48542254330693 9.48466411822702 2517100.394447625 0.46590191303335 452.460059453797 10.5709999799653 -80.9143607476313 2823043.13903371 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
2188-Sep-13 07:58 00:02 Earth 0.48835091204931 0.488349556168709 0.488352267941458 4.43023875628913 4.42900703173664 2520466.831816057 2.06761775327013 140.514424871361 18.5679695953075 62.562593617265 199380.606270096 T 190 CATAB v2.0f-lin.ifort 2020-Sep-05 06:31:42 2020-Sep-05 06:32
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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