+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15098 (2000 AY2) Classification: Main-belt Asteroid          SPK-ID: 2015098 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1583010109430612 4.3662e-08   a 2.462678183802028 8.3951e-09 au q 2.072833737678745 1.0689e-07 au i 3.074216618414704 2.8016e-06 deg node 105.0781777303944 9.7348e-05 deg peri 322.3950060732427 9.8638e-05 deg M 134.1463580457196 1.5451e-05 deg tp 2458474.499318036029 (2018-Dec-21.99931804) 6.0626e-05 TDB period 1411.594382923852 3.86 7.218e-06 1.976e-08 d yr n .2550307682964335 1.3041e-09 deg/d Q 2.852522629925311 9.724e-09 au   Orbit Determination Parameters    # obs. used (total)      1633      data-arc span      24696 days (67.61 yr)      first obs. used      1952-09-15      last obs. used      2020-04-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53444      source      ORB      producer      Otto Matic      solution date      2020-May-20 04:07:40   Additional Information  Earth MOID = 1.08787 au   Jupiter MOID = 2.43237 au   T_jup = 3.469  [ 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 14.9   n/a MPO324448   diameter diameter 2.427 km 0.432 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.395   0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   15098 (2000 AY2)          Discovered 2000-Jan-01 by Forti, G., Boattini, A. at San Marcello Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 AY2 = 1977 DJ7 = 1997 GY40 = 1997 HO12  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-09 12:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin