+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2018 RY7) Classification: Apollo [NEO]          SPK-ID: 3829484 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1469953092356056 7.1864e-07   a 1.016173500513715 1.3029e-07 au q .8668007625686737 6.3178e-07 au i 13.35443273137211 8.4565e-05 deg node 2.76826392075445 1.3204e-05 deg peri 136.7024012720479 5.7469e-05 deg M 298.01910223575 0.00013292 deg tp 2459264.917755187771 (2021-Feb-19.41775519) 0.00014999 TDB period 374.153855528266 1.02 7.1959e-05 1.97e-07 d yr n .9621710285243961 1.8505e-07 deg/d Q 1.165546238458756 1.4944e-07 au   Orbit Determination Parameters    # obs. used (total)      97      data-arc span      329 days      first obs. used      2018-09-14      last obs. used      2019-08-09      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      2      norm. resid. RMS      .33884      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 20:39:14   Additional Information  Earth MOID = .0944164 au   Jupiter MOID = 3.83115 au   T_jup = 5.971  [ 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 24.4   .40651 E2018T04 autocmod 2.6n [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-21 22:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin