+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 HS7) Classification: Apollo [NEO]          SPK-ID: 54016805 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 4 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5711876582173373 6.9087e-05   a 1.848320943391882 0.00022798 au q .7925828321018134 3.0033e-05 au i 4.73235460632508 0.00097257 deg node 38.5463937624322 6.513e-06 deg peri 245.6747359610026 0.0023429 deg M 150.5695682481059 0.027587 deg tp 2459012.616710160073 (2020-Jun-12.11671016) 0.00070696 TDB period 917.8347653534705 2.51 0.16981 0.0004649 d yr n .3922274614008102 7.2568e-05 deg/d Q 2.904059054681951 0.0003582 au   Orbit Determination Parameters    # obs. used (total)      72      data-arc span      1 day      first obs. used      2020-04-27      last obs. used      2020-04-28      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      6      norm. resid. RMS      .31387      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 22:25:39   Additional Information  Earth MOID = .000327731 au   Jupiter MOID = 2.3015 au   T_jup = 3.790  [ 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 29.1   .36116 MPO546172 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jul-28 05:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin