+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   51741 Davidixon (2001 KQ50) Classification: Main-belt Asteroid          SPK-ID: 2051741 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1622967072657373 4.7354e-08   a 2.87592881627764 1.8378e-08 au q 2.409175039065129 1.3546e-07 au i 7.259549063780306 4.0887e-06 deg node 119.1106835646351 3.9852e-05 deg peri 214.0559361112051 4.4557e-05 deg M 249.5407533300331 2.454e-05 deg tp 2459547.094429912034 (2021-Nov-28.59442991) 0.0001243 TDB period 1781.417135283016 4.88 1.7076e-05 4.675e-08 d yr n .2020863013326783 1.9371e-09 deg/d Q 3.34268259349015 2.1361e-08 au   Orbit Determination Parameters    # obs. used (total)      986      data-arc span      8750 days (23.96 yr)      first obs. used      1996-05-13      last obs. used      2020-04-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55845      source      ORB      producer      Otto Matic      solution date      2020-May-20 10:13:27   Additional Information  Earth MOID = 1.40253 au   Jupiter MOID = 2.02093 au   T_jup = 3.265  [ 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 14.4   n/a MPO257210   diameter diameter 7.361 km 0.739 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.036   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   51741 Davidixon           Discovered 2001 May 24 by M. Collins and M. White at Anza. David Dixon (b. 1947) is an amateur astronomer who operates the Jornada Observatory in New Mexico. His selfless devotion to tracking the fainter, more elusive NEOs has been noteworthy. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20031110/MPCPages.arc Last Updated: 2003-11-12 [ show close-approach data ] Alternate Designations  2001 KQ50 = 1996 JH10  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-06 09:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin