+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   48658 (1995 WT1) Classification: Main-belt Asteroid          SPK-ID: 2048658 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250659 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1648688 n/a   a 2.2997851 n/a AU q 1.9206223 n/a AU i 5.04788 n/a deg node 252.26655 n/a deg peri 143.32729 n/a deg M 13.57403 n/a deg tp 2456352.4674512 (2013-Feb-28.96745120) n/a JED period 1273.8823752 3.49 n/a n/a d yr n 0.28260066 n/a deg/d Q 2.6789479 n/a AU   Orbit Determination Parameters    # obs. used (total)      614      first obs. used      1995-??-??      last obs. used      2013-01-01      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.59      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.569  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.0 mag n/a MPO250659   48658 (1995 WT1)          Discovered 1995-Nov-16 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 20021120/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1995 WT1 = 1998 QF8  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-24 23:47 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin