+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   4610 Kajov (1989 FO) Classification: Main-belt Asteroid          SPK-ID: 2004610 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250250 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0357638 n/a   a 2.4014558 n/a AU q 2.3155706 n/a AU i 3.58910 n/a deg node 116.87240 n/a deg peri 203.94140 n/a deg M 31.98288 n/a deg tp 2456279.7393671 (2012-Dec-18.23936710) n/a JED period 1359.2843368 3.72 n/a n/a d yr n 0.26484525 n/a deg/d Q 2.4873410 n/a AU   Orbit Determination Parameters    # obs. used (total)      1074      first obs. used      1949-??-??      last obs. used      2012-07-20      # oppositions      21      planetary ephem.      DE403      condition code      0      fit RMS      0.56      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.522  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.9 mag n/a PDS3 (MPC 28112)   SMASSII spectral type spec_B Sl   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 4610 Kajov (1989 FO)          Discovered 1989-Mar-26 by Mrkos, A. at Klet Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1989 FO = 1949 OM = 1979 QQ7 = 1981 AX1 = 1987 WN4 = 1987 WX  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-18 23:54 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin