+ View the NASA Portal + Near-Earth Object (NEO) Project Search JPL JPL Small-Body Database Browser Search: [ help ]   2030 Belyaev (1969 TA2) Classification: Main-belt Asteroid          SPK-ID: 2002030 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2455200.5 (2010-Jan-04.0) TDB Reference: MPO169561 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0939065 n/a   a 2.2474292 n/a AU q 2.0363810 n/a AU i 2.57994 n/a deg node 169.86669 n/a deg peri 62.16585 n/a deg M 127.98639 n/a deg tp 2454762.9892320 (2008-Oct-23.48923200) n/a JED period 1230.6298856 3.37 n/a n/a d yr n 0.29253312 n/a deg/d Q 2.4584774 n/a AU   Orbit Determination Parameters    # obs. used (total)      1020      first obs. used      1949-??-??      last obs. used      2009-12-15      # oppositions      21      planetary ephem.      DE403      quality code      0      fit RMS      0.51      data source      MPC:mpn      producer      MPC   Additional Information  T_jup = 3.623  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.5 mag n/a PDS3 (MPC 17264)   2030 Belyaev (1969 TA2)           Discovered 1969-Oct-08 by Chernykh, L. at Nauchnyj Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1969 TA2 = 1949 WR = 1971 DK1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2010-Feb-10 07:55 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin