+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102803 (1999 VA169) Classification: Mars-crossing Asteroid          SPK-ID: 2102803 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2356371159889653 5.9007e-08   a 2.135416879267464 1.3669e-08 au q 1.632233404402723 1.3529e-07 au i 4.847198555321892 4.8587e-06 deg node 51.66638551925929 3.7397e-05 deg peri 268.9974177900115 4.023e-05 deg M 346.6339925204216 2.2908e-05 deg tp 2459242.817658819585 (2021-Jan-28.31765882) 7.2894e-05 TDB period 1139.783678733289 3.12 1.0944e-05 2.996e-08 d yr n .3158494078456096 3.0327e-09 deg/d Q 2.638600354132206 1.689e-08 au   Orbit Determination Parameters    # obs. used (total)      573      data-arc span      10270 days (28.12 yr)      first obs. used      1992-05-07      last obs. used      2020-06-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5493      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 19:52:35   Additional Information  Earth MOID = .626954 au   Jupiter MOID = 2.69157 au   T_jup = 3.677  [ 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 16.63   n/a E2021B55   102803 (1999 VA169)          Discovered 1999-Nov-14 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-03 19:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin