+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   24720 (1991 SV1) Classification: Main-belt Asteroid          SPK-ID: 2024720 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO231589 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1503444 n/a   a 2.3762409 n/a AU q 2.0189864 n/a AU i 6.82479 n/a deg node 17.70420 n/a deg peri 317.46532 n/a deg M 346.53579 n/a deg tp 2456450.5394486 (2013-Jun-07.03944860) n/a JED period 1337.9323022 3.66 n/a n/a d yr n 0.26907191 n/a deg/d Q 2.7334954 n/a AU   Orbit Determination Parameters    # obs. used (total)      611      first obs. used      1984-??-??      last obs. used      2012-05-21      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.516  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.5 mag n/a PDS3 (MPO 12385)   24720 (1991 SV1)          Discovered 1991-Sep-16 by Holt, H. E. at Palomar (675) Reference: 20010606/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1991 SV1 = 1984 WA3 = 1999 XN112  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-19 09:55 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin