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(2020 FJ4)
Classification: Apollo [NEO]          SPK-ID: 54016354
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .632558898606836 0.00010277  
a 2.424610733575562 0.00064831 au
q .8909016383946918 1.1057e-05 au
i 7.428242680797497 0.00095789 deg
node 4.492222402569938 4.9094e-06 deg
peri 224.3830376051866 0.00027889 deg
M 9.098594378205517 0.0033246 deg
tp 2458965.647553794612
(2020-Apr-26.14755379)
0.0012528 TDB
period 1378.991096030613
3.78
0.55309
0.001514
d
yr
n .2610604238390297 0.00010471 deg/d
Q 3.958319828756432 0.0010584 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      1 day  
   first obs. used      2020-03-24  
   last obs. used      2020-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .29324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-03 06:33:33  

Additional Information
 Earth MOID = .00155911 au 
 Jupiter MOID = 1.14027 au 
 T_jup = 3.195 
[ 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 29.475   .26694 2 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
1940-Sep-25 23:10 6_18:14 Jupiter 1.73912284942882 1.66428658401215 1.81387774280692 7.29505874145373 7.22798740311251 2429898.465298736 9734.1888527358 3682033.43058939 1037.30016496715 8.26920395285136 14804.6295059245 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
1946-Jul-07 16:59 8_11:59 Earth 0.366562612677276 0.270453921073325 0.468208579799373 19.6233147280321 19.6229443067598 2432009.207913470 12239.4788835622 5420083.23500953 77.5679367890224 23.5743669080904 275667.009435087 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
1950-Jun-27 23:33 1_04:40 Earth 0.25157103067599 0.224337552444761 0.280526864074874 15.6290747262384 15.6283970412341 2433460.480936266 1719.66792555987 1744142.90811324 118.626887796257 36.2970065920954 239531.603386193 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
1952-Aug-21 07:19 3_01:25 Jupiter 1.59393958683335 1.5389172231996 1.64891788755785 6.7702670295124 6.69131615322017 2434245.804828494 4404.70993914752 2710083.26778113 572.380082586244 -5.76968099178677 27132.3535651072 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
1964-Jun-29 17:37 5_10:18 Jupiter 1.66182202651226 1.56442012972278 1.75898018853891 7.06955152802077 6.99708286654167 2438576.234080071 7818.37277092335 4745070.7094249 865.10958691599 3.07178977985846 6404.19597793868 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
1976-Apr-21 16:31 6_01:10 Jupiter 1.94123445302305 1.84747493367541 2.03486988945796 8.32351333247999 8.27092560705506 2442890.188465153 8710.41447560288 4607401.2285924 1016.22803109286 0.460704686098118 589.135520020599 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
1997-Feb-24 03:29 8_09:24 Earth 0.46386544524706 0.301726672547855 0.626026192271982 26.6469463139744 26.6467307507631 2450503.644957093 12084.3124910219 8087320.15998711 10.9385104997236 -1.08215768646332 113941.119506622 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
2020-Mar-25 13:42 < 00:01 Earth 0.00171558487140784 0.00171485557464135 0.00171631415872466 13.6542109193708 13.5399878365939 2458934.071161876 0.0522177253065694 35.8035734275538 0.790788990538963 -0.0649489294151262 5045.49748501416 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
2020-Mar-25 19:20 < 00:01 Moon 0.00331808711979042 0.00331741269637207 0.00331876158545471 14.2697063522041 14.2690141603503 2458934.305879426 0.145247920115934 38.4866631405436 2.23537502528498 -29.1617908440206 115468.973016563 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
2035-Jul-09 12:39 9_00:38 Earth 0.174634410708122 0.135073918863145 0.259464137834971 16.2717185537692 16.2707808587186 2464518.027000136 12997.594213392 5527368.21213309 237.281476879789 50.6696677427535 87596.1159861589 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
2059-Oct-17 07:26 6_16:18 Jupiter 1.46396697152621 1.40687759619678 1.52128012341593 6.14075518076876 6.04580131162558 2473383.809675197 9618.39796478854 2994069.73489134 350.7750819028 -23.038085627635 133706.238615235 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
2071-Jul-02 12:04 5_14:14 Jupiter 1.11583960298304 1.10881168660053 1.12396756769873 4.55150254072247 4.3815517433979 2477660.003105442 8053.6505897262 1821816.11930947 399.117907978171 -80.160172407109 278876.204277976 T 2 CATAB v2.0f-lin.ifort 2020-Sep-03 06:33:35 2020-Sep-03 06:34
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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