+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   14984 (1997 TN26) Classification: Main-belt Asteroid          SPK-ID: 2014984 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO233606 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1920725 n/a   a 2.6062882 n/a AU q 2.1056919 n/a AU i 13.05269 n/a deg node 28.08403 n/a deg peri 308.81939 n/a deg M 284.49526 n/a deg tp 2456722.8322893 (2014-Mar-06.33228930) n/a JED period 1536.8521784 4.21 n/a n/a d yr n 0.23424504 n/a deg/d Q 3.1068845 n/a AU   Orbit Determination Parameters    # obs. used (total)      679      first obs. used      1980-??-??      last obs. used      2012-06-15      # oppositions      13      planetary ephem.      DE403      condition code      0      fit RMS      0.59      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.350  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.2 mag n/a PDS3 (MPO 57)   14984 (1997 TN26)          Discovered 1997-Oct-11 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1997 TN26 = 1980 TG15 = 1999 CL92  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 09:03 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin