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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5039579317702343 0.00025757  
a 2.033287788251308 0.0010658 au
q 1.008596279790505 4.9657e-06 au
i 4.660700840753873 0.0017332 deg
node 9.879142739058281 0.00017317 deg
peri 173.5800450617478 0.00042982 deg
M 22.88262796812404 0.018267 deg
tp 2458933.186820551209
(2020-Mar-24.68682055)
0.0008093 TDB
period 1059.001817244133
2.90
0.83266
0.00228
d
yr
n .3399427594343862 0.00026728 deg/d
Q 3.057979296712112 0.0016029 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   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      .47211  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-15 06:08:06  

Additional Information
 Earth MOID = .011412 au 
 Jupiter MOID = 1.90031 au 
 T_jup = 3.635 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458933.5 (2020-Mar-25.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5055536957014211 0.00025619  
q 1.008407103878889 5.1534e-06 au
tp 2458932.984762381452
(2020-Mar-24.48476238)
0.0010894 TDB
node 9.917013097533109 0.00012221 deg
peri 173.2889248295994 0.0008071 deg
i 4.650096480891337 0.0017429 deg
  Orbit Determination Parameters
   # obs. used (total)      158  
   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      .47211  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-15 06:08:06  

Additional Information
 Jupiter MOID = 1.90031 au 
 T_jup = 3.635 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.563242617873053E-8 1.320233166737525E-9 2.789164621916868E-7 3.120772647329713E-8 2.063610522518242E-7 4.465080442151523E-7
q 1.320233166737525E-9 2.655741941148418E-11 5.610571470880411E-9 6.277973094555138E-10 4.151041391274236E-9 8.981766392478997E-9
tp 2.789164621916868E-7 5.610571470880411E-9 1.186735344809224E-6 1.324397077424537E-7 8.788566168783379E-7 1.897642040037369E-6
node 3.120772647329713E-8 6.277973094555138E-10 1.324397077424537E-7 1.493492287614885E-8 9.780853694074855E-8 2.122490284867373E-7
peri 2.063610522518242E-7 4.151041391274236E-9 8.788566168783379E-7 9.780853694074855E-8 6.514070558872924E-7 1.404121875146534E-6
i 4.465080442151523E-7 8.981766392478997E-9 1.897642040037369E-6 2.122490284867373E-7 1.404121875146534E-6 3.037723343491485E-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 26.012   .45783 12 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 03:14 5_09:04 Mars 0.0903454347421537 0.0868885654223703 0.140415920115791 13.7498396718244 13.7496092062935 2433531.634931671 7744.47645067649 4266221.49829895 27.020270648287 -74.1002585866505 482850.402157866 T 12 CATAB v2.0f-lin.ifort 2020-Aug-15 06:08:09 2020-Aug-15 06:08
2020-Mar-28 13:14 < 00:01 Earth 0.01160287775151 0.0115871055567395 0.0116186495509322 7.06875023519075 7.03618865843843 2458937.051187854 0.0615338736201774 779.166836875936 2.84901339217057 -0.40902850426071 1283.93775497492 T 12 CATAB v2.0f-lin.ifort 2020-Aug-15 06:08:09 2020-Aug-15 06:08
2105-Oct-21 23:15 1_18:18 Jupiter 1.90338551303941 1.8994289916209 1.90737112484149 1.94164991478179 1.6970526270037 2490189.468992303 2538.14589267906 460711.237426187 86.4402483027739 -50.2295803180494 2241990.03766599 T 12 CATAB v2.0f-lin.ifort 2020-Aug-15 06:08:09 2020-Aug-15 06:08
2107-Apr-28 04:11 05:21 Earth 0.115869951442034 0.115575830145739 0.116164674555019 9.66366032717803 9.66128045651388 2490742.674255576 321.184108882434 19723.0538358716 95.7554826107855 -41.9579182559866 92933.6102795139 T 12 CATAB v2.0f-lin.ifort 2020-Aug-15 06:08:09 2020-Aug-15 06:08
2110-Feb-07 19:20 2_05:27 Earth 0.371874195144776 0.339357638418884 0.404410434824376 17.5782646455519 17.5778570350636 2491759.305788663 3206.67997029553 1627561.29658063 17.1648781782639 -4.75778534893118 226672.286660919 T 12 CATAB v2.0f-lin.ifort 2020-Aug-15 06:08:09 2020-Aug-15 06:08
2117-May-12 22:37 9_12:07 Jupiter 1.96540083301478 1.95251739110072 1.97845137286687 1.91983866269646 1.68043056463347 2494410.442271803 13686.9717432915 1197468.02631977 26.3493775204242 44.6211252410228 2002476.87630071 T 12 CATAB v2.0f-lin.ifort 2020-Aug-15 06:08:09 2020-Aug-15 06:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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