+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2019 SV4) Classification: Aten [NEO]          SPK-ID: 3856729 [ 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 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .6538472353746915 4.1751e-07   a .970723402238358 4.1967e-08 au q .336018589371293 4.1481e-07 au i 12.08278250593029 3.6392e-05 deg node 210.0620540721617 3.5779e-05 deg peri 17.48184881515076 3.7551e-05 deg M 163.6525705567934 4.1867e-05 deg tp 2459041.695791688651 (2020-Jul-11.19579169) 3.5794e-05 TDB period 349.3346593797974 0.96 2.2654e-05 6.202e-08 d yr n 1.030530439318955 6.683e-08 deg/d Q 1.605428215105423 6.9408e-08 au   Orbit Determination Parameters    # obs. used (total)      151      data-arc span      728 days (1.99 yr)      first obs. used      2018-11-08      last obs. used      2020-11-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      1      norm. resid. RMS      .37666      source      ORB      producer      Otto Matic      solution date      2020-Nov-06 05:55:29   Additional Information  Earth MOID = .102198 au   Jupiter MOID = 3.38458 au   T_jup = 5.999  [ 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 21.2   .35595 MPO504269 autocmod 2.8 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-04 19:08 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin