+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   9377 Metz (1993 PJ7) Classification: Main-belt Asteroid          SPK-ID: 2009377 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04232744254989431 3.1711e-08   a 3.012965325200549 1.3578e-08 au q 2.885434208493299 9.2521e-08 au i 2.180951245792936 3.4503e-06 deg node 332.5210883364891 7.8725e-05 deg peri 328.246979682751 8.841e-05 deg M 115.0433344537729 3.9558e-05 deg tp 2458590.052123309617 (2019-Apr-16.55212331) 0.00021056 TDB period 1910.24744416499 5.23 1.2913e-05 3.535e-08 d yr n .1884572603929663 1.2739e-09 deg/d Q 3.140496441907799 1.4152e-08 au   Orbit Determination Parameters    # obs. used (total)      2366      data-arc span      10957 days (30.00 yr)      first obs. used      1991-03-14      last obs. used      2021-03-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47966      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 21:20:55   Additional Information  Earth MOID = 1.86818 au   Jupiter MOID = 1.96089 au   T_jup = 3.246  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.36   n/a E2021B10   9377 Metz           Discovered 1993 Aug. 15 by E. W. Elst at Caussols. Named for the French city in the Lorraine region of France, at the confluence of the Moselle and Seille rivers. It derives its name from the Gallic tribe Mediomatrici. In 843 it became the capital of Lorraine. The Metz cathedral has remarkable stained glass windows from the thirteenth and fourteenth centuries. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 19990402/MPCPages.arc Last Updated: 2010-06-11 [ show close-approach data ] Alternate Designations  1993 PJ7 = 1991 EL5  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-May-10 22:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin