+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14186 Virgiliofos (1998 XP2) Classification: Main-belt Asteroid          SPK-ID: 2014186 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .101201329603111 3.315e-08   a 3.159282259780569 1.5693e-08 au q 2.839558694499254 1.0954e-07 au i 1.784022970131331 3.2006e-06 deg node 93.27239474272595 0.00014338 deg peri 49.33985047676159 0.00014494 deg M 275.0740456493897 2.2099e-05 deg tp 2459684.359202452843 (2022-Apr-14.85920245) 0.00012719 TDB period 2051.07277527782 5.62 1.5283e-05 4.184e-08 d yr n .175517906697015 1.3078e-09 deg/d Q 3.479005825061884 1.7282e-08 au   Orbit Determination Parameters    # obs. used (total)      2153      data-arc span      10861 days (29.74 yr)      first obs. used      1991-06-08      last obs. used      2021-03-03      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .48632      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:19:09   Additional Information  Earth MOID = 1.8525 au   Jupiter MOID = 1.52945 au   T_jup = 3.197  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.15   n/a E2021B10   diameter diameter 12.398 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.080   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14186 Virgiliofos           Discovered 1998 Dec. 7 by A. Boattini and L. Tesi at Pian dei Termini. Virgilio Fossombroni (b. 1946), a teacher of Italian Literature, developed a keen interest in science in general and taught the first rudiments of astronomy to the first discoverer when he was a little boy. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20020427/MPCPages.arc Last Updated: 2003-10-02 [ show close-approach data ] Alternate Designations  1998 XP2 = 1994 ET2  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-13 20:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin