+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   259102 (2002 WT5) Classification: Main-belt Asteroid          SPK-ID: 2259102 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1702122187746037 7.8082e-08   a 2.487699034170145 1.5431e-08 au q 2.064262261920606 1.8979e-07 au i 8.80939153700883 7.0882e-06 deg node 69.14856947206893 2.9416e-05 deg peri .9204255109183548 3.2806e-05 deg M 160.4688200941524 1.8392e-05 deg tp 2458361.672884599799 (2018-Aug-31.17288460) 6.9484e-05 TDB period 1433.161665980573 3.92 1.3335e-05 3.651e-08 d yr n .2511928755460306 2.3372e-09 deg/d Q 2.911135806419684 1.8058e-08 au   Orbit Determination Parameters    # obs. used (total)      273      data-arc span      7355 days (20.14 yr)      first obs. used      2000-05-05      last obs. used      2020-06-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58647      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 23:12:25   Additional Information  Earth MOID = 1.07864 au   Jupiter MOID = 2.38394 au   T_jup = 3.438  [ 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 16.8   n/a MPO352599   259102 (2002 WT5)          Discovered 2002-Nov-23 by NEAT at Palomar Reference: 20110119/Numbers.arc Last Updated: 2011-01-25 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-22 23:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin