+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   185638 Erwinschwab (2008 EU7) Classification: Main-belt Asteroid          SPK-ID: 2185638 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO234131 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1579014 n/a   a 2.3809576 n/a AU q 2.0050011 n/a AU i 2.88522 n/a deg node 33.63909 n/a deg peri 134.27015 n/a deg M 142.93929 n/a deg tp 2455867.6867170 (2011-Nov-02.18671700) n/a JED period 1341.9178302 3.67 n/a n/a d yr n 0.26827276 n/a deg/d Q 2.7569141 n/a AU   Orbit Determination Parameters    # obs. used (total)      76      first obs. used      1995-??-??      last obs. used      2012-06-08      # oppositions      6      planetary ephem.      DE403      condition code      1      fit RMS      0.46      data source      MPC:mpu      producer      MPCLINUX   Additional Information  T_jup = 3.520  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.3 mag n/a MPO234131   185638 Erwinschwab           Discovered 2008 Mar. 1 at the Observatorio de La Sagra. Erwin Schwab (b. 1964) is a German amateur astronomer who started observing minor planets in 1981. Together with Rainer Kling, he initiated the astrometric program at the Taunus Observatory. Schwab has discovered numerous minor planets at the Starkenburg, Tzec Maun and Taunus observatories. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20090607/MPCPages.arc Last Updated: 2009-06-08 Alternate Designations  2008 EU7 = 1995 UZ53 = 1999 XL246 = 2006 SR87 = 2006 UP322  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-26 06:00 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin