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(2020 FK)
Classification: Apollo [NEO]          SPK-ID: 54016202
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 .3828136157396471 0.00067252  
a 1.377450728789239 0.0011611 au
q .8501438347982181 0.00021086 au
i 4.158847600087888 0.0055084 deg
node 354.2758839875602 0.00040076 deg
peri 249.0935831951324 0.0060058 deg
M 14.33386884161744 0.0076964 deg
tp 2458976.988872206341
(2020-May-07.48887221)
0.017203 TDB
period 590.4899855887201
1.62
0.74662
0.002044
d
yr
n .6096631759827036 0.00077086 deg/d
Q 1.904757622780259 0.0016056 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      1 day  
   first obs. used      2020-03-16  
   last obs. used      2020-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48509  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-17 14:42:49  

Additional Information
 Earth MOID = .00867459 au 
 Jupiter MOID = 3.12855 au 
 T_jup = 4.726 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458925.5 (2020-Mar-17.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .383569778353697 0.00067093  
q .850917746520013 0.00021313 au
tp 2458976.851089439875
(2020-May-07.35108944)
0.016528 TDB
node 354.4375883740302 0.00041477 deg
peri 248.7191150039341 0.0072592 deg
i 4.247883004354977 0.0052468 deg
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      1 day  
   first obs. used      2020-03-16  
   last obs. used      2020-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48509  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-17 14:42:49  

Additional Information
 Jupiter MOID = 3.12855 au 
 T_jup = 4.726 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.501427296266861E-7 -1.424373344897027E-7 -1.103523491167962E-5 -2.525598202743219E-7 4.240303798429534E-6 3.451910626250881E-6
q -1.424373344897027E-7 4.54236473570336E-8 3.461386034489359E-6 8.290168476368534E-8 -1.408752716006302E-6 -1.07343153946316E-6
tp -1.103523491167962E-5 3.461386034489359E-6 .0002731803344354516 5.936960221059159E-6 -9.814514530918572E-5 -8.622552578303447E-5
node -2.525598202743219E-7 8.290168476368534E-8 5.936960221059159E-6 1.720334979058856E-7 -2.947984069093336E-6 -1.764497182750579E-6
peri 4.240303798429534E-6 -1.408752716006302E-6 -9.814514530918572E-5 -2.947984069093336E-6 5.269534812509553E-5 2.894910476491749E-5
i 3.451910626250881E-6 -1.07343153946316E-6 -8.622552578303447E-5 -1.764497182750579E-6 2.894910476491749E-5 2.752838768861026E-5

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 28.325   .36052 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
2015-Jun-29 14:51 4_12:01 Venus 0.141305683088724 0.140972036881478 0.153375402443378 3.37380648788888 3.36924840081222 2457203.118654663 6481.38619365361 2586215.49396755 4230.90206187075 86.6599743326496 21249.7866890244 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 14:42:52 2020-Mar-17 14:42
2015-Aug-18 07:57 5_23:45 Earth 0.252074087596604 0.140523294905132 0.366250076971692 17.4728486762158 17.4722437144112 2457252.831393535 8625.3901824016 5772751.8857468 1730.56218949229 11.4841258423707 4068.25680512751 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 14:42:52 2020-Mar-17 14:42
2020-Mar-21 04:55 00:04 Earth 0.00908853318698493 0.00905464655409439 0.00912241819551056 10.4609621848242 10.4328994598221 2458929.704522735 3.97577777233481 1678.83149987603 29.2245200139034 0.858505046506991 498.119862394467 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 14:42:52 2020-Mar-17 14:42
2020-Mar-21 14:12 00:06 Moon 0.00921690723330676 0.00918397890951167 0.00924983557805814 10.1921618405532 10.1918129616754 2458930.091755018 6.30581900787144 1642.15039950873 105.513186424994 1.07859473736662 812.497657934902 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 14:42:52 2020-Mar-17 14:42
2031-Dec-19 09:44 5_09:34 Mars 0.0645478998808059 0.0401759306291529 0.271057038938343 10.3580818775576 10.3576536706119 2463219.905595665 7774.27665628448 10848553.2524737 863.725448448274 -38.5138805157204 6642.82981075949 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 14:42:52 2020-Mar-17 14:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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