+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1761684734648064 2.6522e-08   a 2.34417988750277 7.5371e-09 au q 1.931209295194506 6.113e-08 au i 3.715821320719073 3.4865e-06 deg node 135.7028157524519 6.679e-05 deg peri 141.7323220974628 6.8105e-05 deg M 157.3624160649234 1.3822e-05 deg tp 2458427.462103128775 (2018-Nov-04.96210313) 4.9913e-05 TDB period 1310.946082503778 3.59 6.3225e-06 1.731e-08 d yr n .2746108362537958 1.3244e-09 deg/d Q 2.757150479811035 8.8649e-09 au   Orbit Determination Parameters    # obs. used (total)      1685      data-arc span      25715 days (70.40 yr)      first obs. used      1950-06-20      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49113      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 20:23:28   Additional Information  Earth MOID = .916453 au   Jupiter MOID = 2.37 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 14.7   n/a MPO502275   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-Jan-28 12:06 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin