+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   13067 (1991 PA15) Classification: Main-belt Asteroid          SPK-ID: 2013067 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO240311 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1667340 n/a   a 2.3393152 n/a AU q 1.9492718 n/a AU i 5.15723 n/a deg node 191.92554 n/a deg peri 152.23610 n/a deg M 10.08629 n/a deg tp 2456363.8848768 (2013-Mar-12.38487680) n/a JED period 1306.8674761 3.58 n/a n/a d yr n 0.27546787 n/a deg/d Q 2.7293586 n/a AU   Orbit Determination Parameters    # obs. used (total)      450      first obs. used      1991-??-??      last obs. used      2012-09-02      # oppositions      15      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.541  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.9 mag n/a PDS3 (MPC 37505)   13067 (1991 PA15)          Discovered 1991-Aug-06 by Holt, H. E. at Palomar (675) Reference: 20000124/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1991 PA15 = 1991 RW6 = 1998 MB36  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-25 19:07 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin