+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 3 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5714354088863174 6.9054e-05   a 1.848641803685806 0.00022795 au q .792262418712268 3.0063e-05 au i 4.733006310884694 0.00097279 deg node 38.55535741139153 6.1973e-06 deg peri 245.6566603869292 0.0023406 deg M 355.23982200604 0.0011536 deg tp 2459012.639429374310 (2020-Jun-12.13942937) 0.00070819 TDB period 918.0737737741387 2.51 0.16981 0.0004649 d yr n .3921253501448632 7.2529e-05 deg/d Q 2.905021188659343 0.00035821 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.      DE431      SB-pert. ephem.      SB431-N16      condition code      6      norm. resid. RMS      .31387      source      ORB      producer      Otto Matic      solution date      2020-May-01 06:00:34   Additional Information  Earth MOID = .000117626 au   Jupiter MOID = 2.30198 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 29.062   .36116 3 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-24 16:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin