+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2019 GT1) Classification: Apollo [NEO]          SPK-ID: 3840798 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2438236787028316 1.733e-06   a 1.322300452093298 2.9382e-06 au q .9998922915134926 7.5805e-08 au i 1.664292003017131 1.1586e-05 deg node 215.841076630315 4.1297e-05 deg peri 22.31288185924259 4.8576e-05 deg M 244.6068674394687 0.00082973 deg tp 2459178.520947818117 (2020-Nov-25.02094782) 0.0018733 TDB period 555.3843612045446 1.52 0.0018511 5.068e-06 d yr n .6481997426416807 2.1605e-06 deg/d Q 1.644708612673103 3.6546e-06 au   Orbit Determination Parameters    # obs. used (total)      65      # delay obs. used      0      # Doppler obs. used      1      data-arc span      118 days      first obs. used      2019-03-28      last obs. used      2019-07-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      3      norm. resid. RMS      .44936      source      ORB      producer      Otto Matic      solution date      2019-Jul-25 06:52:01   Additional Information  Earth MOID = .00274317 au   Jupiter MOID = 3.35678 au   T_jup = 4.912  [ 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 24.9   .361 MPO477913 autocmod 2.6q [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-27 02:01 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin