+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   221309 (2005 VK5) Classification: Main-belt Asteroid          SPK-ID: 2221309 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2059667872683645 6.5828e-08   a 2.545159438300026 2.0588e-08 au q 2.020941125707615 1.7532e-07 au i 7.104755313193684 4.1866e-06 deg node 288.8192110237045 5.6903e-05 deg peri 48.20844296329042 5.8625e-05 deg M 260.3085340770627 1.501e-05 deg tp 2459411.201603343976 (2021-Jul-15.70160334) 6.193e-05 TDB period 1483.101646013744 4.06 1.7995e-05 4.927e-08 d yr n .2427345428195039 2.9452e-09 deg/d Q 3.069377750892438 2.4828e-08 au   Orbit Determination Parameters    # obs. used (total)      471      data-arc span      6770 days (18.54 yr)      first obs. used      2001-10-14      last obs. used      2020-04-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53104      source      ORB      producer      Otto Matic      solution date      2020-May-21 09:58:10   Additional Information  Earth MOID = 1.01917 au   Jupiter MOID = 2.33378 au   T_jup = 3.403  [ 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 15.9   n/a MPO427292   221309 (2005 VK5)          Discovered 2005-Nov-06 by Lowe, A. at Mayhill Reference: 20091004/Numbers.arc Last Updated: 2009-10-06 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-26 16:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin