+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   21509 Lucascavin (1998 KL35) Classification: Main-belt Asteroid          SPK-ID: 2021509 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 59 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1121147046310215 3.9285e-08   a 2.281128697558617 6.7976e-09 au q 2.025380627406486 8.9092e-08 au i 5.980004926470897 4.3522e-06 deg node 70.15773851421118 3.4322e-05 deg peri 4.80629583188338 4.1779e-05 deg M 1.268305170888171 2.051e-05 deg tp 2459196.066523902036 (2020-Dec-12.56652390) 7.1698e-05 TDB period 1258.412747895034 3.45 5.625e-06 1.54e-08 d yr n .2860746607996283 1.2787e-09 deg/d Q 2.536876767710748 7.5598e-09 au   Orbit Determination Parameters    # obs. used (total)      1614      data-arc span      13944 days (38.18 yr)      first obs. used      1982-11-14      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5088      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 02:52:57   Additional Information  Earth MOID = 1.03996 au   Jupiter MOID = 2.68263 au   T_jup = 3.590  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.82   n/a E2020-QM5   rotation period rot_per 5.784 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pravec, P.; Fatka, P.; Vokrouhlicky, D.; Scheeres, D.J.; et al. (2018) Icarus 304, 110-126.] 21509 Lucascavin           Discovered 1998 May 22 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Lucas James Cavin (b. 1986) was awarded second place in the 2005 Intel International Science and Engineering Fair for his engineering team project. He attends the Chillicothe High School, Chillicothe, Missouri, U.S.A. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050822/MPCPages.arc Last Updated: 2005-08-26 Alternate Designations  1998 KL35 = 1982 VD3  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-11 04:19 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin