+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15322 (1993 QY) Classification: Main-belt Asteroid          SPK-ID: 2015322 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ 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 .3285735800420935 4.0115e-08   a 2.595608209803447 1.2953e-08 au q 1.742759927921679 1.0644e-07 au i 28.33071145595234 5.8916e-06 deg node 156.1235550201862 6.8879e-06 deg peri 236.0186978994259 9.9094e-06 deg M 114.2206780547288 8.2267e-06 deg tp 2458515.882192118577 (2019-Feb-01.38219212) 3.3119e-05 TDB period 1527.415296499279 4.18 1.1433e-05 3.13e-08 d yr n .2356922840992184 1.7643e-09 deg/d Q 3.448456491685215 1.7209e-08 au   Orbit Determination Parameters    # obs. used (total)      1711      data-arc span      9756 days (26.71 yr)      first obs. used      1993-08-13      last obs. used      2020-04-29      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48125      source      ORB      producer      Otto Matic      solution date      2020-May-20 04:09:57   Additional Information  Earth MOID = .847338 au   Jupiter MOID = 2.35404 au   T_jup = 3.179  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.7   n/a MPO452387   diameter diameter 5.067 km 0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.220   0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   15322 (1993 QY)          Discovered 1993-Aug-16 by Elst, E. W. at Caussols Reference: 20000621/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1993 QY = 1999 CC12  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-28 00:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin