+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   5601 (1991 VR) Classification: Main-belt Asteroid          SPK-ID: 2005601 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO233547 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1243528 n/a   a 2.1796400 n/a AU q 1.9085957 n/a AU i 4.83137 n/a deg node 15.58195 n/a deg peri 359.47743 n/a deg M 261.69690 n/a deg tp 2456721.4521432 (2014-Mar-04.95214320) n/a JED period 1175.3726135 3.22 n/a n/a d yr n 0.30628585 n/a deg/d Q 2.4506843 n/a AU   Orbit Determination Parameters    # obs. used (total)      1029      first obs. used      1933-??-??      last obs. used      2012-06-11      # oppositions      17      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.667  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.6 mag n/a PDS3 (MPC 28113)   5601 (1991 VR)          Discovered 1991-Nov-04 by Ueda and Kaneda at Kushiro (399) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1991 VR = 1933 UV1 = 1978 RO5 = 1978 TA4 = 1978 VQ13 = 1980 FX10  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-24 05:43 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin