+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 PP) Classification: Apollo [NEO, PHA]          SPK-ID: 54049906 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08902725862754708 1.4341e-07   a 1.027723653242566 2.4187e-08 au q .9362282337676922 1.4964e-07 au i 14.45248289672402 1.8073e-05 deg node 308.1056065764134 3.2827e-05 deg peri 216.7708728176653 5.995e-05 deg M 291.13067986065 4.0092e-05 deg tp 2459273.300816447937 (2021-Feb-27.80081645) 4.2148e-05 TDB period 380.5510765639551 1.04 1.3434e-05 3.678e-08 d yr n .9459965354729424 3.3396e-08 deg/d Q 1.119219072717439 2.6341e-08 au   Orbit Determination Parameters    # obs. used (total)      80      data-arc span      1154 days (3.16 yr)      first obs. used      2017-11-21      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      1      norm. resid. RMS      .59273      source      ORB      producer      Otto Matic      solution date      2021-Mar-12 05:18:44   Additional Information  Earth MOID = .0323745 au   Jupiter MOID = 3.87688 au   T_jup = 5.920  [ 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 20.96   .55025 E2021B69 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-12 04:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin