+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   7001 Noether (1955 EH) Classification: Main-belt Asteroid          SPK-ID: 2007001 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO256916 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1512030 n/a   a 2.3803052 n/a AU q 2.0203959 n/a AU i 7.02399 n/a deg node 151.78794 n/a deg peri 278.59165 n/a deg M 5.95498 n/a deg tp 2456378.3116407 (2013-Mar-26.81164070) n/a JED period 1341.3662792 3.67 n/a n/a d yr n 0.26838307 n/a deg/d Q 2.7402145 n/a AU   Orbit Determination Parameters    # obs. used (total)      892      first obs. used      1955-??-??      last obs. used      2013-03-05      # oppositions      18      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.513  [ 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 (MPC 28116)   7001 Noether (1955 EH)          Discovered 1955-Mar-14 by Indiana University at Brooklyn Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1955 EH = 1977 CB1 = 1988 CD1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-20 03:59 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin