+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2019 TQ3) Classification: Apollo [NEO]          SPK-ID: 3878597 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2458763.5 (2019-Oct-07.0) TDB Reference: JPL 3 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .6390187549943369 0.0025533   a 1.915852081750705 0.011764 au q .691586669717061 0.0006452 au i 9.402037513193896 0.035649 deg node 192.113373099787 0.0036136 deg peri 266.2870670336341 0.015089 deg M 340.2953004836388 0.2104 deg tp 2458816.516213373631 (2019-Nov-29.01621337) 0.07778 TDB period 968.5931418877904 2.65 8.9214 0.02443 d yr n .3716730838072621 0.0034233 deg/d Q 3.140117493784349 0.019282 au   Orbit Determination Parameters    # obs. used (total)      15      data-arc span      5 days      first obs. used      2019-10-06      last obs. used      2019-10-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      8      norm. resid. RMS      .56384      source      ORB      producer      Otto Matic      solution date      2019-Dec-04 07:19:54   Additional Information  Earth MOID = .0234284 au   Jupiter MOID = 2.17043 au   T_jup = 3.637  [ 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 25.9   .28773 E2019X49 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-12 13:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin