+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   246247 Sheldoncooper (2007 SP14) Classification: Main-belt Asteroid          SPK-ID: 2246247 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO251709 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0694049 n/a   a 2.8156160 n/a AU q 2.6201985 n/a AU i 7.41864 n/a deg node 197.99404 n/a deg peri 181.11520 n/a deg M 68.96926 n/a deg tp 2456069.8933103 (2012-May-22.39331030) n/a JED period 1725.6732678 4.72 n/a n/a d yr n 0.20861423 n/a deg/d Q 3.0110335 n/a AU   Orbit Determination Parameters    # obs. used (total)      155      first obs. used      1997-??-??      last obs. used      2013-01-05      # oppositions      9      planetary ephem.      DE403      condition code      0      fit RMS      0.47      data source      MPC:mpu      producer      MPCLINUX   Additional Information  T_jup = 3.303  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.8 mag n/a MPO251709   246247 Sheldoncooper           Discovered 2007 Sept. 20 by Q.-z. Ye and H.-C. Lin at Lulin. Sheldon Cooper, portrayed by Jim Parsons, is a geeky fictional character on the TV series "The Big Bang Theory". NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20120703/MPCPages.arc Last Updated: 2012-07-09 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-18 21:38 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin