+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102777 (1999 VH145) Classification: Main-belt Asteroid          SPK-ID: 2102777 [ 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 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1864078707741604 4.9674e-08   a 2.600830517110419 1.4863e-08 au q 2.116015238171407 1.3214e-07 au i 12.6368206893651 5.4148e-06 deg node 16.99141867661018 1.3457e-05 deg peri 328.8301494265003 1.8887e-05 deg M 25.46830369588757 9.9701e-06 deg tp 2459092.116287091126 (2020-Aug-30.61628709) 4.2796e-05 TDB period 1532.027303942315 4.19 1.3133e-05 3.596e-08 d yr n .2349827572091071 2.0143e-09 deg/d Q 3.08564579604943 1.7634e-08 au   Orbit Determination Parameters    # obs. used (total)      926      data-arc span      8302 days (22.73 yr)      first obs. used      1998-04-21      last obs. used      2021-01-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47869      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:43:34   Additional Information  Earth MOID = 1.11906 au   Jupiter MOID = 2.37866 au   T_jup = 3.356  [ 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 15.40   n/a E2021B55   102777 (1999 VH145)          Discovered 1999-Nov-08 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-Apr-17 21:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin