+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   48419 (1988 RB5) Classification: Main-belt Asteroid          SPK-ID: 2048419 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO244583 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1062347 n/a   a 2.2866722 n/a AU q 2.0437483 n/a AU i 7.23811 n/a deg node 114.09811 n/a deg peri 277.56719 n/a deg M 356.60136 n/a deg tp 2456412.4235879 (2013-Apr-29.92358790) n/a JED period 1263.0027448 3.46 n/a n/a d yr n 0.28503501 n/a deg/d Q 2.5295961 n/a AU   Orbit Determination Parameters    # obs. used (total)      650      first obs. used      1988-??-??      last obs. used      2012-11-22      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.583  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.5 mag n/a MPO244583   48419 (1988 RB5)          Discovered 1988-Sep-02 by Debehogne, H. at La Silla (809) Reference: 20021120/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1988 RB5 = 1999 XJ159  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-25 02:06 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin