+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1011874482308019 3.4172e-08   a 3.158597124904802 1.5952e-08 au q 2.838986741846538 1.1205e-07 au i 1.784052488834537 3.2621e-06 deg node 93.27107432218348 0.00014969 deg peri 49.47075193932689 0.00015118 deg M 239.8243573206539 2.2092e-05 deg tp 2459684.968920507207 (2022-Apr-15.46892051) 0.00012769 TDB period 2050.405605402628 5.61 1.5533e-05 4.253e-08 d yr n .1755750174752905 1.3301e-09 deg/d Q 3.478207507963067 1.7566e-08 au   Orbit Determination Parameters    # obs. used (total)      1956      data-arc span      10754 days (29.44 yr)      first obs. used      1991-06-08      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49323      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:55:48   Additional Information  Earth MOID = 1.85203 au   Jupiter MOID = 1.53075 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 13.1   n/a MPO502276   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-Jan-23 15:27 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin