+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   17635 (1996 OC1) Classification: Main-belt Asteroid          SPK-ID: 2017635 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1149825056418025 6.8671e-08   a 2.401736335649188 1.8443e-08 AU q 2.125578673885284 1.6234e-07 AU i 6.474381977553184 7.657e-06 deg node 114.7928137400547 5.9798e-05 deg peri 319.5364348838888 7.0441e-05 deg M 66.33108466866423 3.553e-05 deg tp 2456150.003871567646 (2012-Aug-10.50387157) 0.00013384 JED period 1359.522563005049 3.72 1.5659e-05 4.287e-08 d yr n .2647988417376954 3.05e-09 deg/d Q 2.677893997413093 2.0563e-08 AU   Orbit Determination Parameters    # obs. used (total)      728      data-arc span      9507 days (26.03 yr)      first obs. used      1987-04-01      last obs. used      2013-04-11      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .59262      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 14:15:58   Additional Information  Earth MOID = 1.14483 AU   T_jup = 3.508  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.8 mag n/a PDS3 (MPO 4107)   17635 (1996 OC1)          Discovered 1996-Jul-20 by Beijing Schmidt CCD Asteroid Program at Xinglong (327) Reference: 20001013/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1996 OC1 = 1998 BD2  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-19 03:07 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin