+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15929 Ericlinton (1997 WQ11) Classification: Main-belt Asteroid          SPK-ID: 2015929 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1177159535041722 3.7048e-08   a 3.169199539361628 1.7787e-08 au q 2.79613419374069 1.1432e-07 au i 1.487036063748486 3.9101e-06 deg node 53.42138349511374 0.00015428 deg peri 166.5103293850084 0.0001552 deg M 181.9626034896419 1.8453e-05 deg tp 2460019.634578524311 (2023-Mar-16.13457852) 0.00010854 TDB period 2060.7381115428 5.64 1.7349e-05 4.75e-08 d yr n .1746946872984657 1.4707e-09 deg/d Q 3.542264884982565 1.9881e-08 au   Orbit Determination Parameters    # obs. used (total)      1729      data-arc span      15599 days (42.71 yr)      first obs. used      1977-02-19      last obs. used      2019-11-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51318      source      ORB      producer      Otto Matic      solution date      2019-Dec-03 23:27:02   Additional Information  Earth MOID = 1.78819 au   Jupiter MOID = 1.43033 au   T_jup = 3.191  [ 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 13.4   n/a MPO452396   diameter diameter 10.801 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.066   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   15929 Ericlinton           Discovered 1997 Nov. 22 by Spacewatch at Kitt Peak. Eric John Clinton (b. 1955) is an amateur astronomer active in the Royal Astronomical Society of Canada, London Centre. He received the Society's Service Award for his work as treasurer and editor of the club's newsletter. The name was suggested by R. Jedicke and P. Jedicke. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050523/MPCPages.arc Last Updated: 2005-07-21 [ show close-approach data ] Alternate Designations  1997 WQ11 = 1977 DW1 = 1999 BW17  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-29 06:03 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin