+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   117439 Rosner (2005 AR36) Classification: Main-belt Asteroid          SPK-ID: 2117439 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1178913413526862 7.0909e-08   a 2.583668733961423 1.5801e-08 au q 2.279076561303714 1.8001e-07 au i 2.409946234795831 6.6305e-06 deg node 3.459808866405248 0.00010821 deg peri 217.5927436253447 0.00011119 deg M 170.365974890507 2.2313e-05 deg tp 2458282.649456761538 (2018-Jun-13.14945676) 9.3654e-05 TDB period 1516.888543806561 4.15 1.3915e-05 3.81e-08 d yr n .2373279180397769 2.1771e-09 deg/d Q 2.888260906619131 1.7663e-08 au   Orbit Determination Parameters    # obs. used (total)      290      data-arc span      9684 days (26.51 yr)      first obs. used      1993-03-21      last obs. used      2019-09-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59252      source      ORB      producer      Otto Matic      solution date      2019-Nov-07 13:51:00   Additional Information  Earth MOID = 1.27145 au   Jupiter MOID = 2.08914 au   T_jup = 3.412  [ 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 16.3   n/a MPO436564   117439 Rosner           Discovered 2005 Jan. 13 by A. Lowe at New Mexico Skies Observatory. Arnie Rosner and Nancy Rosner are well-known photographers from Fountain Valley, California. Arnie is an accomplished astrophotographer, and Nancy is an award-winning travel photographer with a particular affection for Kenya. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20060809/MPCPages.arc Last Updated: 2007-08-08 [ show close-approach data ] Alternate Designations  2005 AR36 = 1993 FZ77  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-13 11:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin