+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   18883 Domegge (1999 YT8) Classification: Main-belt Asteroid          SPK-ID: 2018883 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09695918758184344 4.094e-08   a 3.066890234795668 1.7204e-08 au q 2.769527049227191 1.2353e-07 au i 8.568915355470672 4.2679e-06 deg node 315.6386956783404 2.7162e-05 deg peri 45.61031265963736 3.7242e-05 deg M 48.64297075552339 2.2631e-05 deg tp 2458935.428298564764 (2020-Mar-26.92829856) 0.00012391 TDB period 1961.759551987262 5.37 1.6507e-05 4.519e-08 d yr n .1835087279862204 1.5441e-09 deg/d Q 3.364253420364145 1.8872e-08 au   Orbit Determination Parameters    # obs. used (total)      1454      data-arc span      16327 days (44.70 yr)      first obs. used      1976-05-30      last obs. used      2021-02-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50229      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 02:41:08   Additional Information  Earth MOID = 1.77184 au   Jupiter MOID = 2.0764 au   T_jup = 3.208  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.90   n/a E2021B10   diameter diameter 4.389 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.304   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   18883 Domegge           Discovered 1999 Dec. 31 by M. Abraham and G. Fedon at the Everstar Observatory. A small town nestled in the Northeastern Italian Alps, surrounded by the rose-colored Dolomites, Domegge di Cadore's very dark and clear skies are an inspiration to any astronomer. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20010109/MPCPages.arc Last Updated: 2009-05-11 Alternate Designations  1999 YT8 = 1998 RU42  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 09:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin