+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   10410 (1997 XR9) Classification: Main-belt Asteroid          SPK-ID: 2010410 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250315 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1420273 n/a   a 3.1626277 n/a AU q 2.7134482 n/a AU i 7.92930 n/a deg node 36.24770 n/a deg peri 266.59546 n/a deg M 10.10171 n/a deg tp 2456342.8548278 (2013-Feb-19.35482780) n/a JED period 2054.3315924 5.62 n/a n/a d yr n 0.17523948 n/a deg/d Q 3.6118072 n/a AU   Orbit Determination Parameters    # obs. used (total)      826      first obs. used      1978-??-??      last obs. used      2012-09-08      # oppositions      15      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.174  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.0 mag n/a PDS3 (MPC 34162)   10410 (1997 XR9)          Discovered 1997-Dec-04 by Beijing Schmidt CCD Asteroid Program at Xinglong (327) Reference: 19990402/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1997 XR9 = 1978 GH4 = 1978 JZ3 = 1980 UT = 1999 CB18  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-25 06:19 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin