+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15501 Pepawlowski (1999 NK10) Classification: Main-belt Asteroid          SPK-ID: 2015501 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07001940943167982 6.6598e-08   a 2.871741671927801 1.4584e-08 au q 2.670664016019071 1.8489e-07 au i 1.700717926128954 4.546e-06 deg node .3040368406870183 0.00010686 deg peri 336.8601664558217 0.00010968 deg M 124.6353523014221 2.5836e-05 deg tp 2458585.103209173984 (2019-Apr-11.60320917) 0.00012649 TDB period 1777.528129912767 4.87 1.3541e-05 3.707e-08 d yr n .2025284404459282 1.5428e-09 deg/d Q 3.07281932783653 1.5605e-08 au   Orbit Determination Parameters    # obs. used (total)      1401      data-arc span      10986 days (30.08 yr)      first obs. used      1991-01-19      last obs. used      2021-02-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50281      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:00:10   Additional Information  Earth MOID = 1.65934 au   Jupiter MOID = 2.19624 au   T_jup = 3.293  [ 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 14.42   n/a E2021B10   15501 Pepawlowski           Discovered 1999 July 13 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Peter Michal Pawlowski (b. 1985) was named a finalist in the 2003 Intel Science Talent Search, a science competition for high school seniors, for his chemistry project. He attends the Troy High School, Fullerton, California. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20030216/MPCPages.arc Last Updated: 2011-11-22 [ show close-approach data ] Alternate Designations  1999 NK10 = 1997 ER35 = 1998 HO94  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-21 12:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin