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(2020 EE)
Classification: Apollo [NEO]          SPK-ID: 54013539
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2616145519414517 0.00062248  
a 1.301196231344418 0.00097003 au
q .9607843622933426 0.00013709 au
i 10.54551041381238 0.017876 deg
node 347.5862893059056 0.0011398 deg
peri 219.4914685560501 0.032496 deg
M 32.62819631711025 0.037073 deg
tp 2458951.363616584279
(2020-Apr-11.86361658)
0.02184 TDB
period 542.1414612607117
1.48
0.60625
0.00166
d
yr
n .6640333302729613 0.00074255 deg/d
Q 1.641608100395493 0.0012238 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      1 day  
   first obs. used      2020-03-05  
   last obs. used      2020-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .69715  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-06 07:42:18  

Additional Information
 Earth MOID = .0121319 au 
 Jupiter MOID = 3.33675 au 
 T_jup = 4.948 
[ 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 27.002   .20938 1 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
2011-Jul-03 17:58 9_18:42 Earth 0.433324814820419 0.282820322759108 0.598857690526846 16.9910578118216 16.9906959164705 2455746.248754340 14081.9709429116 8855754.59886344 14181.7649720994 25.1515627095984 1333.56563795364 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2014-Jun-20 20:24 9_19:53 Earth 0.26791381625358 0.203260009173718 0.364659904513589 11.0172343426827 11.0163316031696 2456829.350182454 14152.9261760526 6181840.54525678 2251.62508336414 46.3823526837965 2175.61727214592 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2020-Mar-10 10:41 00:15 Earth 0.012295339860328 0.0122099973675507 0.0123806838129859 7.94583194488353 7.91851200763392 2458918.945459086 14.8023115725675 4261.48240013479 497.554119192204 -5.2518439581673 327.181099285402 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2020-Jul-11 21:29 09:01 Earth 0.293812994365095 0.291916810783395 0.295709433995414 4.6255229617076 4.62356198432344 2459042.394810435 541.462358860315 96466.3612337834 65838.5534070057 -15.7772157342852 456.910796297297 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2023-Feb-24 01:38 3_15:23 Earth 0.201011208564798 0.137783679185277 0.264278944717085 12.7070368606591 12.7059936653644 2459999.568312323 5242.5359210268 3157088.5118639 3146.98620648033 2.53198057210123 369.766192310587 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2023-Aug-08 02:18 6_02:48 Earth 0.392483903379952 0.368711165404913 0.419352515726036 7.14481660338363 7.14386637433733 2460164.595692602 8808.45718912091 2150100.36813731 21303.2383381702 -53.8903069473208 1255.57797796576 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2026-Feb-12 21:36 6_01:09 Earth 0.410385308644018 0.288514723705897 0.532277928474447 18.5005990884668 18.5002481436127 2461084.399730730 8708.86398431901 6079592.35970473 2326.4084622576 1.40585863056018 569.095345654095 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2026-Aug-24 13:25 8_23:44 Earth 0.474618546911345 0.437356205673131 0.518375031042813 8.50244773676108 8.50178743790595 2461277.059116851 12944.3099497348 3431076.96648207 17255.4172940987 -53.6521826147421 2007.10758168032 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
2028-Jan-31 07:01 5_07:23 Mars 0.0439160643305738 0.0435515058118887 0.130271169413863 8.20355794311227 8.20276324613652 2461801.792671326 7642.53296540848 6061829.4244734 17503.661820004 88.5769668267097 380.445631180299 T 1 CATAB v2.0f-lin.ifort 2020-Mar-06 07:42:19 2020-Mar-06 07:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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