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(2018 LN2)
Classification: Apollo [NEO]          SPK-ID: 3825123
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .465787492535735 0.00013547  
a 1.839999486216576 0.00045219 au
q .9829507392647163 7.7078e-06 au
i 10.07132433184277 0.0019056 deg
node 102.0760964011964 0.00051803 deg
peri 190.7961124917937 0.00027944 deg
M 272.0744800036689 0.10008 deg
tp 2459223.157549040834
(2021-Jan-08.65754904)
0.33552 TDB
period 911.643373369245
2.50
0.33606
0.0009201
d
yr
n .3948912595826969 0.00014557 deg/d
Q 2.697048233168436 0.00066282 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      122 days  
   first obs. used      2018-06-06  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .39669  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-14 07:18:12  

Additional Information
 Earth MOID = .0260243 au 
 Jupiter MOID = 2.52456 au 
 T_jup = 3.864 
[ 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 23.2   n/a MPO461087  

[ 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
2013-Jun-30 12:27 6_17:23 Earth 0.0273102651608213 0.0273017646070839 0.0384450325525125 9.29825991630825 9.28776134975066 2456474.018589667 9682.71121623976 1317321.24441007 24.5624258948557 88.6093596928273 171800.913460958 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2018-Jun-28 13:02 < 00:01 Earth 0.0269396218456758 0.0269190017504053 0.0269602418742197 9.37268191955381 9.36212343298217 2458298.043396585 0.318698631805419 1026.06067681461 8.41714067070489 -0.0481064691209903 2525.76561135617 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2023-Jun-20 14:19 5_12:25 Earth 0.0486639123240684 0.032437853034235 0.0732917433517865 9.91622960256327 9.91070654304305 2460116.096849708 7945.26126540406 1448670.51926152 26.8280466888787 -40.2076075628283 173709.299724353 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2028-Jun-05 23:10 6_01:29 Earth 0.131505228662507 0.0845985356809436 0.182192717588536 12.0852648620591 12.0835882086739 2461928.465023066 8728.64941017585 2677007.8379774 24.8882928141035 -22.7860734494303 274944.114129485 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2033-May-26 01:17 5_09:57 Earth 0.246108019476628 0.179578309960539 0.314431885794346 15.3888919561137 15.3881884155081 2463743.553426252 7796.89073015531 3522086.57694822 24.457665373972 -16.6501267940067 370973.628240805 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2038-May-17 07:16 5_01:14 Earth 0.370335050706933 0.291827653785336 0.449909240708367 19.031952132955 19.0315740922929 2465560.802507611 7274.17550188297 4064246.62451462 25.3514384503997 -13.7938128104799 451741.162986189 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2110-Sep-12 17:08 9_16:29 Earth 0.369744550030391 0.241267578254924 0.508639482745771 18.1859315416537 18.1855352820917 2491976.213625451 13948.689659217 7354358.6756642 68.9088615928397 23.1909622895599 277258.167316957 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2135-Jul-06 00:14 9_01:50 Earth 0.0286368448485595 0.02582580164464 0.0528166484989819 9.15904304244092 9.14887872692257 2501038.509400684 13070.2560740303 1681016.22089873 22.3019533705951 64.4141677936954 179032.94109869 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
2140-Jul-01 18:36 7_18:40 Earth 0.0252850180959625 0.025096664942151 0.0420999619906052 9.29620232342377 9.28485982970084 2502861.275138315 11200.061017815 1532785.60447962 24.2134904681575 83.0117782406683 160086.164140412 T 12 CATAB v2.0e-lin.ifort 2018-Oct-14 07:20:38 2018-Dec-11 17:21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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