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(2020 FE2)
Classification: Apollo [NEO]          SPK-ID: 54016250
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5039534201114204 0.00025823  
a 2.03326911665624 0.0010685 au
q 1.008596191310401 4.9786e-06 au
i 4.660671206068357 0.0017377 deg
node 9.879138151246023 0.00017365 deg
peri 173.5800410077871 0.00043064 deg
M 22.88294746606429 0.018313 deg
tp 2458933.186807905058
(2020-Mar-24.68680790)
0.00081114 TDB
period 1058.987230124817
2.90
0.83476
0.002285
d
yr
n .3399474420079351 0.00026797 deg/d
Q 3.057942042002079 0.001607 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      10 days  
   first obs. used      2020-03-18  
   last obs. used      2020-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .46363  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-04 06:25:59  

Additional Information
 Earth MOID = .0114119 au 
 Jupiter MOID = 1.90035 au 
 T_jup = 3.635 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458932.5 (2020-Mar-24.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .505323104337791 0.00025702  
q 1.008406935995882 5.1682e-06 au
tp 2458932.976129098119
(2020-Mar-24.47612910)
0.0011044 TDB
node 9.920551812683369 0.0001178 deg
peri 173.2750978430866 0.00082762 deg
i 4.647608673100621 0.00175 deg
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      10 days  
   first obs. used      2020-03-18  
   last obs. used      2020-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .46363  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-04 06:25:59  

Additional Information
 Jupiter MOID = 1.90035 au 
 T_jup = 3.635 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.606047010188531E-8 1.328329050576242E-9 2.836885362537472E-7 3.016466937638876E-8 2.123110702392291E-7 4.49777871525763E-7
q 1.328329050576242E-9 2.670993397065669E-11 5.704347827632654E-9 6.065835864063871E-10 4.26906402054096E-9 9.044037820029707E-9
tp 2.836885362537472E-7 5.704347827632654E-9 1.219711825508386E-6 1.293503723525817E-7 9.13656679316396E-7 1.931644399961379E-6
node 3.016466937638876E-8 6.065835864063871E-10 1.293503723525817E-7 1.38760887098083E-8 9.66187779710993E-8 2.053129114948981E-7
peri 2.123110702392291E-7 4.26906402054096E-9 9.13656679316396E-7 9.66187779710993E-8 6.849537450238634E-7 1.445754936269748E-6
i 4.49777871525763E-7 9.044037820029707E-9 1.931644399961379E-6 2.053129114948981E-7 1.445754936269748E-6 3.062406605033737E-6

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 26.015   .463 11 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
1950-Sep-07 03:58 5_00:18 Mars 0.0902143492616655 0.0868819049764985 0.135660679498053 13.7581350530015 13.7579043917531 2433531.665248354 7217.81317918581 3984173.40799407 27.5733943775906 -74.3794936583442 473062.80525605 T 11 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26
2020-Mar-28 13:14 < 00:01 Earth 0.0116027829877322 0.0115869696181264 0.0116185959599297 7.06869445025662 7.03613234878598 2458937.051187978 0.0616237515120133 781.201101957355 2.87561563290331 -0.40867419848175 1280.60839406819 T 11 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26
2105-Oct-21 22:59 2_05:18 Jupiter 1.90336241327222 1.89943000968226 1.90733239974707 1.94168518714621 1.6970898007251 2490189.457367050 3197.67476272464 508712.757753962 81.2677146135859 -54.4243230552587 2193347.33207622 T 11 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26
2107-Apr-28 04:06 21:25 Earth 0.115853956185918 0.110720277089525 0.120994218017724 9.66289956610382 9.66051917938532 2490742.670981397 1285.24816177374 259836.07958901 13.8815788276527 9.72055929054077 174829.15390083 T 11 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26
2110-Feb-07 19:38 1_22:44 Earth 0.371698236221522 0.343834927086718 0.39957446187538 17.5727487529197 17.5723408214617 2491759.317952074 2803.88277395952 1394041.27256534 16.8452177754977 -4.50525393192689 218488.115787039 T 11 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26
2117-May-12 23:56 9_07:40 Jupiter 1.9653254686469 1.9525173136995 1.97829341895904 1.91991413931003 1.68050695967337 2494410.497154783 13420.1272278848 1179714.88621023 28.5702499728673 43.5018593966366 1945295.07624103 T 11 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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