+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 FF) Classification: Amor [NEO]          SPK-ID: 54016199 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2458923.5 (2020-Mar-15.0) TDB Reference: JPL 2 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4175614482860991 0.001713   a 1.772545824945009 0.0053967 au q 1.032399023127493 0.00010954 au i 2.56375240703807 0.0082559 deg node 356.7725088425434 0.00011504 deg peri 194.5189684538375 0.027791 deg M 353.6439315606704 0.022795 deg tp 2458938.718810116575 (2020-Mar-30.21881012) 0.020149 TDB period 861.9749290403955 2.36 3.9365 0.01078 d yr n .4176455577435118 0.0019073 deg/d Q 2.512692626762526 0.0076501 au   Orbit Determination Parameters    # obs. used (total)      15      data-arc span      2 days      first obs. used      2020-03-14      last obs. used      2020-03-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      8      norm. resid. RMS      .33816      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 22:20:47   Additional Information  Earth MOID = .0349964 au   Jupiter MOID = 2.44517 au   T_jup = 3.995  [ hide covariance matrix ] Orbit Covariance (6×6)   e q tp node peri i e 2.934388601251712E-6 1.828583176666241E-7 2.798139057996002E-5 -1.231218892381566E-7 4.160457882690069E-5 1.414095206921618E-5 q 1.828583176666241E-7 1.199799788801253E-8 1.454042168024372E-6 -6.610194929598715E-9 2.260979735852625E-6 8.83199623530107E-7 tp 2.798139057996002E-5 1.454042168024372E-6 .0004059845518322888 -1.684032900017298E-6 .0005560673463837645 .0001338883036330845 node -1.231218892381566E-7 -6.610194929598715E-9 -1.684032900017298E-6 1.323336031054689E-8 -2.335791169441315E-6 -5.954091716726604E-7 peri 4.160457882690069E-5 2.260979735852625E-6 .0005560673463837645 -2.335791169441315E-6 .0007723288085131766 .0001994058991943977 i 1.414095206921618E-5 8.83199623530107E-7 .0001338883036330845 -5.954091716726604E-7 .0001994058991943977 6.815920312200242E-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 26.8   .32937 E2020F47 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 1963-Nov-27 08:07 3_15:59 Mars 0.0516912477103996 0.0341301271445956 0.0727121650268293 11.522451455881 11.5219707788729 2438360.838408074 5279.30495432364 1173690.88488647 2600.977040725 -32.1090338858601 1578.51834111828 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:47 2021-Apr-15 22:20 2020-Mar-24 05:06 00:14 Earth 0.0406105808747166 0.0401910252200568 0.0410301100289742 5.58590759331241 5.57414950454842 2458932.712591963 13.4958242561185 20856.8775259276 1707.39629076123 -3.26446079755522 192.036820246641 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:47 2021-Apr-15 22:20 2147-Mar-08 17:10 7_16:38 Mars 0.0926540772361107 0.0337440278140131 0.215299972944598 10.7693211068384 10.7690341879652 2505302.215081306 11078.4901058715 6300590.83937513 466.669122292539 21.3631176079195 10910.4653605642 T 2 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:47 2021-Apr-15 22:20 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jun-23 12:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin