+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17510 (1992 PD6) Classification: Main-belt Asteroid          SPK-ID: 2017510 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07131953015955134 1.5372e-08   a 2.389652233210568 7.4765e-09 au q 2.219223358693268 3.8028e-08 au i 3.498266828353337 1.177e-06 deg node 80.41899060323129 7.5191e-06 deg peri 239.4896591484875 1.6121e-05 deg M 285.8098053467031 1.6015e-05 deg tp 2459674.563823662438 (2022-Apr-05.06382366) 6.0475e-05 TDB period 1349.275021938892 3.69 6.3322e-06 1.734e-08 d yr n .2668099491552762 1.2522e-09 deg/d Q 2.560081107727868 8.0097e-09 au   Orbit Determination Parameters    # obs. used (total)      2305      data-arc span      15550 days (42.57 yr)      first obs. used      1978-11-29      last obs. used      2021-06-26      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49418      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 04:25:14   Additional Information  Earth MOID = 1.20779 au   Jupiter MOID = 2.61685 au   T_jup = 3.527  [ 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 14.29   n/a MPO614063   diameter diameter 2.498 km 0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.649   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   17510 (1992 PD6)          Discovered 1992-Aug-01 by Debehogne, H., Lopez G., A. at La Silla Reference: 20001013/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1992 PD6 = 1978 WJ2 = 1999 LE17  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Aug-03 15:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin