+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17832 Pitman (1998 HV39) Classification: Main-belt Asteroid          SPK-ID: 2017832 [ 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 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03301952794502446 3.2624e-08   a 2.905981532684823 1.4653e-08 au q 2.810027394258611 9.2906e-08 au i 3.006290493728998 3.501e-06 deg node 50.20170214222527 6.8363e-05 deg peri 81.08127076617836 8.8246e-05 deg M 233.7947925348458 5.7293e-05 deg tp 2459634.825946668286 (2022-Feb-24.32594667) 0.00028934 TDB period 1809.41298213573 4.95 1.3686e-05 3.747e-08 d yr n .1989595540400491 1.5048e-09 deg/d Q 3.001935671111034 1.5137e-08 au   Orbit Determination Parameters    # obs. used (total)      1673      data-arc span      10054 days (27.53 yr)      first obs. used      1993-01-22      last obs. used      2020-08-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50539      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 01:15:50   Additional Information  Earth MOID = 1.8264 au   Jupiter MOID = 1.99323 au   T_jup = 3.282  [ 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 13.9   n/a MPO302174   diameter diameter 4.934 km 0.319 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.240   0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   17832 Pitman           Discovered 1998 Apr. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Ellen Marie Pitman (b. 1986) was awarded second place in the 2003 Intel International Science and Engineering Fair for her medicine and health project. She attends the Central Bucks High School West, Doylestown, Pennsylvania, 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: 20040614/MPCPages.arc Last Updated: 2009-12-11 [ show close-approach data ] Alternate Designations  1998 HV39 = 1995 UG27  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-21 07:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin