+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   120969 (1998 VM38) Classification: Main-belt Asteroid          SPK-ID: 2120969 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1837688799396656 4.9999e-08   a 2.28724733285859 9.8318e-09 au q 1.86692245235418 1.1865e-07 au i 6.132374610451135 4.1801e-06 deg node 43.72578069852356 4.4522e-05 deg peri 306.6867875247207 4.5827e-05 deg M 179.0782435303063 1.2119e-05 deg tp 2458571.995419904283 (2019-Mar-29.49541990) 4.0613e-05 TDB period 1263.479272378315 3.46 8.1467e-06 2.23e-08 d yr n .2849275076134433 1.8372e-09 deg/d Q 2.707572213363001 1.1639e-08 au   Orbit Determination Parameters    # obs. used (total)      595      data-arc span      10691 days (29.27 yr)      first obs. used      1991-10-08      last obs. used      2021-01-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50206      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 19:37:28   Additional Information  Earth MOID = .867622 au   Jupiter MOID = 2.73487 au   T_jup = 3.571  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.10   n/a E2021B55   120969 (1998 VM38)          Discovered 1998-Nov-10 by LINEAR at Socorro Reference: 20060314/Numbers.arc Last Updated: 2006-03-23 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-07 07:33 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin