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(2020 FG4)
Classification: Apollo [NEO]          SPK-ID: 54016352
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 2458932.5 (2020-Mar-24.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4999265069337822 0.002547  
a 1.708836947876139 0.0074962 au
q .8545440616050354 0.00060545 au
i 2.684138106078488 0.012181 deg
node 178.8877797930873 0.012464 deg
peri 305.1644655820726 0.02852 deg
M 19.6298126590321 0.1505 deg
tp 2458888.009937139455
(2020-Feb-08.50993714)
0.048368 TDB
period 815.9233563763381
2.23
5.3688
0.0147
d
yr
n .4412179124260207 0.0029032 deg/d
Q 2.563129834147243 0.011244 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      2 days  
   first obs. used      2020-03-23  
   last obs. used      2020-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .28691  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-25 07:12:06  

Additional Information
 Earth MOID = 6.94675E-5 au 
 Jupiter MOID = 2.53452 au 
 T_jup = 4.037 
[ 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 27.096   .80022 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-Nov-22 00:35 1_18:02 Venus 0.144931359573666 0.106876971622224 0.298341660825644 4.29639621266099 4.29290739219702 2457348.524341816 2522.46907372509 9011406.00384551 3067.6499727495 47.6005282577286 2390.43791636903 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:12:07 2020-Mar-25 07:12
2020-Mar-19 11:03 00:49 Moon 0.00380647785895824 0.00379743378614178 0.00381552211196318 12.2580314110704 12.2573290067465 2458927.960211609 49.2153539025483 452.891360041532 30.3724807469586 5.10072496338889 2002.46990896107 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:12:07 2020-Mar-25 07:12
2020-Mar-19 13:35 00:51 Earth 0.00126169356329428 0.00125486965337909 0.00126851661537543 11.3224043668108 11.1343246481133 2458928.066305960 50.8966529316067 337.664264064367 39.2665929937208 -0.629193060645342 307.90581660602 T 1 CATAB v2.0f-lin.ifort 2020-Mar-25 07:12:07 2020-Mar-25 07:12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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