+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   8903 (1995 UB7) Classification: Main-belt Asteroid          SPK-ID: 2008903 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO256929 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1567849 n/a   a 2.6052534 n/a AU q 2.1967890 n/a AU i 13.20586 n/a deg node 200.71873 n/a deg peri 159.70111 n/a deg M 89.62993 n/a deg tp 2456018.0946776 (2012-Mar-31.59467760) n/a JED period 1535.9368914 4.21 n/a n/a d yr n 0.23438463 n/a deg/d Q 3.0137178 n/a AU   Orbit Determination Parameters    # obs. used (total)      713      first obs. used      1953-??-??      last obs. used      2013-03-13      # oppositions      16      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.358  [ 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 31924)   8903 (1995 UB7)          Discovered 1995-Oct-26 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905) Reference: 19980610/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1995 UB7 = 1978 TC2  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-21 03:12 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin