+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   23510 (1992 PA2) Classification: Main-belt Asteroid          SPK-ID: 2023510 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO234955 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.2160630 n/a   a 2.2615308 n/a AU q 1.7728977 n/a AU i 5.66853 n/a deg node 307.02573 n/a deg peri 42.49878 n/a deg M 9.29789 n/a deg tp 2456368.4163275 (2013-Mar-16.91632750) n/a JED period 1242.2304524 3.40 n/a n/a d yr n 0.28980130 n/a deg/d Q 2.7501639 n/a AU   Orbit Determination Parameters    # obs. used (total)      467      first obs. used      1992-??-??      last obs. used      2012-07-21      # oppositions      11      planetary ephem.      DE403      condition code      0      fit RMS      0.61      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.582  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.5 mag n/a PDS3 (MPO 11108)   23510 (1992 PA2)          Discovered 1992-Aug-04 by Holt, H. E. at Palomar (675) Reference: 20010408/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1992 PA2 = 1994 CM5  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-19 15:18 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin