+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180277 (2003 WY65) Classification: Main-belt Asteroid          SPK-ID: 2180277 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1880891717604082 3.6945e-08   a 2.286227371720624 8.7598e-09 au q 1.856212758917717 8.7652e-08 au i 1.969087801519793 4.2024e-06 deg node 119.094503510902 0.00015053 deg peri 306.3351381181795 0.00015142 deg M 334.1525656029486 1.56e-05 deg tp 2459291.155153550958 (2021-Mar-17.65515355) 5.491e-05 TDB period 1262.634224233412 3.46 7.2568e-06 1.987e-08 d yr n .2851182021606996 1.6387e-09 deg/d Q 2.716241984523531 1.0407e-08 au   Orbit Determination Parameters    # obs. used (total)      390      data-arc span      6274 days (17.18 yr)      first obs. used      2003-11-02      last obs. used      2021-01-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52473      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 11:43:05   Additional Information  Earth MOID = .870063 au   Jupiter MOID = 2.58775 au   T_jup = 3.577  [ 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 17.28   n/a E2021B55   180277 (2003 WY65)          Discovered 2003-Nov-19 by Spacewatch at Kitt Peak Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-14 02:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin