+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2019 HV3) Classification: Aten [NEO]          SPK-ID: 3841630 [ 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 3 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4354300194634819 0.00019554   a .7901203469778324 4.3805e-05 au q .4460782289147818 0.00017923 au i 7.776098337411572 0.0055523 deg node 34.78250390647168 0.0010442 deg peri 337.803196731628 0.00079407 deg M 355.8262505811534 0.088999 deg tp 2459203.474145193698 (2020-Dec-19.97414519) 0.063667 TDB period 256.5300793805563 0.70 0.021333 5.841e-05 d yr n 1.403344203803674 0.0001167 deg/d Q 1.134162465040883 6.2879e-05 au   Orbit Determination Parameters    # obs. used (total)      50      data-arc span      29 days      first obs. used      2019-04-02      last obs. used      2019-05-01      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      6      norm. resid. RMS      .33011      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 21:14:24   Additional Information  Earth MOID = .0238652 au   Jupiter MOID = 4.33055 au   T_jup = 7.281  [ 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 24.0   .31444 MPO467581 autocmod 2.6q [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-21 21:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin