+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2008 PF1) Classification: Apollo [NEO, PHA]          SPK-ID: 3423024 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4945616157177471 9.7652e-08   a 1.359781963347605 2.359e-08 au q .687285998530563 1.2115e-07 au i 2.754946801973816 1.6368e-05 deg node 129.5714294103094 0.00010363 deg peri 284.2218933450259 0.00010826 deg M 121.1912562986475 7.8173e-05 deg tp 2458805.528502227042 (2019-Nov-18.02850223) 0.0001207 TDB period 579.1650432709314 1.59 1.5071e-05 4.126e-08 d yr n .6215844761051873 1.6175e-08 deg/d Q 2.032277928164647 3.5256e-08 au   Orbit Determination Parameters    # obs. used (total)      132      data-arc span      4243 days (11.62 yr)      first obs. used      2008-08-03      last obs. used      2020-03-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .4561      source      ORB      producer      Otto Matic      solution date      2020-Mar-16 06:09:31   Additional Information  Earth MOID = .00775123 au   Jupiter MOID = 3.34907 au   T_jup = 4.714  [ 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 22.0   n/a MPO477594   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2020-Aug-05 14:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin