+ 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 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4175614445613319 0.001713   a 1.77254581289875 0.0053967 au q 1.032399022713608 0.00010954 au i 2.563752375210283 0.0082559 deg node 356.7725089871574 0.00011504 deg peri 194.5189682438822 0.027791 deg M 353.6439315418488 0.022795 deg tp 2458938.718810006500 (2020-Mar-30.21881001) 0.020149 TDB period 861.9749202533957 2.36 3.9365 0.01078 d yr n .4176455620010039 0.0019073 deg/d Q 2.512692603083893 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.      DE431      SB-pert. ephem.      SB431-N16      condition code      8      norm. resid. RMS      .33816      source      ORB      producer      Otto Matic      solution date      2020-Mar-17 07:48:26   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 2.934388476582178E-6 1.828583090790426E-7 2.798139010273458E-5 -1.231223737894117E-7 4.160457827470894E-5 1.414095160943401E-5 q 1.828583090790426E-7 1.199799727136335E-8 1.454042140868371E-6 -6.61022520439237E-9 2.260979702162875E-6 8.831995908822991E-7 tp 2.798139010273458E-5 1.454042140868371E-6 .0004059845511197325 -1.68403750326515E-6 .0005560673476251248 .0001338883026881826 node -1.231223737894117E-7 -6.61022520439237E-9 -1.68403750326515E-6 1.323340122733849E-8 -2.335798036143976E-6 -5.954115130848385E-7 peri 4.160457827470894E-5 2.260979702162875E-6 .0005560673476251248 -2.335798036143976E-6 .0007723288135776596 .0001994058985459179 i 1.414095160943401E-5 8.831995908822991E-7 .0001338883026881826 -5.954115130848385E-7 .0001994058985459179 6.8159201585634E-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 26.805   .32937 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 1963-Nov-27 08:07 3_17:12 Mars 0.0516912396888394 0.0335985785233052 0.073568470357582 11.5224517308066 11.5219710537421 2438360.838407591 5351.99313671695 1220053.95746024 2588.46901440601 -32.1425159113889 1588.44909020523 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 07:48:28 2020-Mar-17 07:48 2020-Mar-24 05:06 00:14 Earth 0.0406105803694253 0.0401910247264702 0.0410301095119855 5.5859075317075 5.57414944266921 2458932.712592690 13.4958088408264 20856.8769573453 1707.39632432134 -3.26446164845623 192.036836942575 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 07:48:28 2020-Mar-17 07:48 2147-Mar-08 17:10 7_13:10 Mars 0.0926541849283132 0.0337561413901324 0.213109920373936 10.7693191046852 10.7690321860961 2505302.215094436 10870.0380402103 6190133.02541983 469.836940000876 21.371093060279 10834.5251727688 T 1 CATAB v2.0f-lin.ifort 2020-Mar-17 07:48:28 2020-Mar-17 07:48 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-18 08:27 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin