+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (A/2019 Q2) Classification: Amor [NEO]          SPK-ID: 3843840 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2458729.5 (2019-Sep-03.0) TDB Reference: JPL 4 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .9789235216249974 0.00085073   a 59.68316661879374 2.4147 au q 1.257910970592683 0.00012006 au i 159.0277466665655 0.0014068 deg node 187.954522737369 0.0056605 deg peri 176.2745252002395 0.024321 deg M .09111110858665161 0.0055827 deg tp 2458686.876898990933 (2019-Jul-22.37689899) 0.024912 TDB period 168413.2330435958 461.09 10221 27.98 d yr n .002137599246175683 0.00012973 deg/d Q 118.1084222669948 4.7786 au   Orbit Determination Parameters    # obs. used (total)      61      data-arc span      46 days      first obs. used      2019-08-24      last obs. used      2019-10-09      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      6      norm. resid. RMS      .62403      source      ORB      producer      Otto Matic      solution date      2020-Sep-24 20:19:45   Additional Information  Earth MOID = .257783 au   Jupiter MOID = 1.47617 au   T_jup = -1.205  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 18.167   .42749 4 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ] 2021-Jan-21 06:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin