+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   30795 (1989 AR5) Classification: Main-belt Asteroid          SPK-ID: 2030795 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO231626 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1092396 n/a   a 2.6955949 n/a AU q 2.4011292 n/a AU i 4.50054 n/a deg node 125.34783 n/a deg peri 274.26232 n/a deg M 246.90157 n/a deg tp 2456908.3488204 (2014-Sep-07.84882040) n/a JED period 1616.5173588 4.43 n/a n/a d yr n 0.22270098 n/a deg/d Q 2.9900606 n/a AU   Orbit Determination Parameters    # obs. used (total)      654      first obs. used      1989-??-??      last obs. used      2012-05-21      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.357  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.2 mag n/a PDS3 (MPO 18540)   30795 (1989 AR5)          Discovered 1989-Jan-04 by McNaught, R. H. at Siding Spring (413) Reference: 20011130/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1989 AR5 = 1999 JM41  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-18 23:39 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin