+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3287610091289822 9.8187e-09   a 2.595173829727297 1.2058e-08 au q 1.741981862601025 2.5115e-08 au i 28.33310925371158 7.875e-07 deg node 156.1264753258421 1.3448e-06 deg peri 235.9977531034583 1.9202e-06 deg M 161.382590156378 4.1241e-06 deg tp 2458515.954551543660 (2019-Feb-01.45455154) 1.3019e-05 TDB period 1527.03188866586 4.18 1.0643e-05 2.914e-08 d yr n .2357514618208304 1.6431e-09 deg/d Q 3.448365796853568 1.6023e-08 au   Orbit Determination Parameters    # obs. used (total)      1785      data-arc span      10050 days (27.52 yr)      first obs. used      1993-08-13      last obs. used      2021-02-17      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47837      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:55:20   Additional Information  Earth MOID = .845087 au   Jupiter MOID = 2.35499 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 13.76   n/a E2021B10   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 ] 2021-Apr-16 09:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin