+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   11792 Sidorovsky (1978 SX7) Classification: Main-belt Asteroid          SPK-ID: 2011792 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2888144838696209 4.636e-08   a 2.62058630608128 1.5007e-08 au q 1.863723024654619 1.2386e-07 au i 4.548368108884926 6.2002e-06 deg node 340.8647963573601 6.2735e-05 deg peri 84.33891837934891 6.3757e-05 deg M 268.9148552690098 1.2522e-05 deg tp 2459392.549748652344 (2021-Jun-27.04974865) 5.5851e-05 TDB period 1549.516223876889 4.24 1.331e-05 3.644e-08 d yr n .232330578055698 1.9957e-09 deg/d Q 3.377449587507942 1.9341e-08 au   Orbit Determination Parameters    # obs. used (total)      680      data-arc span      14888 days (40.76 yr)      first obs. used      1978-09-26      last obs. used      2019-07-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55521      source      ORB      producer      Otto Matic      solution date      2020-May-20 03:36:53   Additional Information  Earth MOID = .883819 au   Jupiter MOID = 1.9916 au   T_jup = 3.340  [ 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 15.1   n/a MPO259427   diameter diameter 5.944 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.066   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   11792 Sidorovsky           Discovered 1978 Sept. 26 by L. V. Zhuravleva at the Crimean Astrophysical Observatory. Lev Isaevich Sidorovsky (b. 1934) is a well-known St. Petersburg journalist whose initiatives on rehabilitation of historical truth and creation of new cultural traditions, in particular the annual celebration of Pushkin's Lyceum Day, have received public recognition. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050523/MPCPages.arc Last Updated: 2005-07-21 Alternate Designations  1978 SX7 = 1995 UE1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-03 18:43 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin