+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14058 (1996 AP15) Classification: Main-belt Asteroid          SPK-ID: 2014058 [ 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 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .176059889097219 2.5353e-08   a 2.344393117428423 7.1572e-09 au q 1.931639525173691 5.8934e-08 au i 3.715997905071088 3.3694e-06 deg node 135.7003910232688 5.5635e-05 deg peri 141.7678618795009 5.6875e-05 deg M 212.233341088229 1.3078e-05 deg tp 2459738.668205535821 (2022-Jun-08.16820554) 4.8519e-05 TDB period 1311.124954842316 3.59 6.0041e-06 1.644e-08 d yr n .2745733720271504 1.2574e-09 deg/d Q 2.757146709683154 8.4173e-09 au   Orbit Determination Parameters    # obs. used (total)      1860      data-arc span      25835 days (70.73 yr)      first obs. used      1950-06-20      last obs. used      2021-03-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47893      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:16:34   Additional Information  Earth MOID = .915011 au   Jupiter MOID = 2.3692 au   T_jup = 3.538  [ 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 14.67   n/a E2021B10   diameter diameter 3.847 km 0.416 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.157   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14058 (1996 AP15)          Discovered 1996-Jan-14 by Beijing Schmidt CCD Asteroid Program at Xinglong Reference: 20000320/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1996 AP15 = 1950 MD = 1989 EZ9  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-16 17:13 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin