+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   56329 Tarxien (1999 WO1) Classification: Main-belt Asteroid          SPK-ID: 2056329 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04592946209401703 5.3302e-08   a 2.330872669426783 1.1949e-08 au q 2.223816941510365 1.2085e-07 au i 5.818840328563155 4.6346e-06 deg node 254.2187170143211 4.9906e-05 deg peri 282.6927584412418 7.2446e-05 deg M 172.5532981846014 5.5266e-05 deg tp 2458377.487134249718 (2018-Sep-15.98713425) 0.00019737 TDB period 1299.799157881971 3.56 9.9952e-06 2.737e-08 d yr n .2769658664701873 2.1298e-09 deg/d Q 2.4379283973432 1.2498e-08 au   Orbit Determination Parameters    # obs. used (total)      498      data-arc span      8652 days (23.69 yr)      first obs. used      1997-03-08      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57556      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 21:38:15   Additional Information  Earth MOID = 1.23469 au   Jupiter MOID = 2.55093 au   T_jup = 3.563  [ 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 16.3   n/a MPO436177   56329 Tarxien           Discovered 1999 Nov. 28 by J. Ticha and M. Tichy at Klet. The Tarxien Temples on Malta are thought to date from between 3600 and 2500 B.C. There are four linked temples, built with massive stone blocks and decorated with spiral patterns and pitting, and reliefs of animals, which the discoverers visited in October 2002. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20040306/MPCPages.arc Last Updated: 2004-03-08 [ show close-approach data ] Alternate Designations  1999 WO1 = 2002 RY202  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-19 19:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin