+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   46567 (1991 RV23) Classification: Main-belt Asteroid          SPK-ID: 2046567 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO143029 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1117466 n/a   a 2.3393180 n/a AU q 2.0779072 n/a AU i 7.22228 n/a deg node 352.36096 n/a deg peri 19.99693 n/a deg M 351.50116 n/a deg tp 2456431.3524382 (2013-May-18.85243820) n/a JED period 1306.8698481 3.58 n/a n/a d yr n 0.27546737 n/a deg/d Q 2.6007288 n/a AU   Orbit Determination Parameters    # obs. used (total)      192      first obs. used      1991-??-??      last obs. used      2007-03-16      # oppositions      8      planetary ephem.      DE403      condition code      1      fit RMS      0.54      data source      MPC:mpn      producer      MPCW   Additional Information  T_jup = 3.546  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.0 mag n/a MPO143029   46567 (1991 RV23)          Discovered 1991-Sep-11 by Holt, H. E. at Palomar (675) Reference: 20020921/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1991 RV23 = 2000 AF133  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-20 12:13 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin