+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102655 (1999 VV54) Classification: Main-belt Asteroid          SPK-ID: 2102655 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2121055456901734 4.5418e-08   a 2.330834479427947 8.4067e-09 au q 1.836451560255411 1.1004e-07 au i 2.948550652247945 3.749e-06 deg node 41.85612300275712 8.3863e-05 deg peri 351.6512432856405 8.4844e-05 deg M 339.779902003837 1.563e-05 deg tp 2459273.503945626929 (2021-Feb-28.00394563) 5.6735e-05 TDB period 1299.767213328125 3.56 7.0319e-06 1.925e-08 d yr n .2769726734975875 1.4985e-09 deg/d Q 2.825217398600482 1.019e-08 au   Orbit Determination Parameters    # obs. used (total)      576      data-arc span      7751 days (21.22 yr)      first obs. used      1999-09-14      last obs. used      2020-12-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53509      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:32:01   Additional Information  Earth MOID = .841719 au   Jupiter MOID = 2.61075 au   T_jup = 3.539  [ 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 16.66   n/a E2021B55   102655 (1999 VV54)          Discovered 1999-Nov-04 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 19:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin