+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   10670 Seminozhenko (1977 PP1) Classification: Main-belt Asteroid          SPK-ID: 2010670 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1043629250809544 3.9637e-08   a 2.749503502051937 1.1703e-08 au q 2.462557274057469 1.0977e-07 au i 5.039800280172229 4.1964e-06 deg node 198.6758842384686 4.3605e-05 deg peri 165.318792234181 4.7177e-05 deg M 113.4734867928211 1.8251e-05 deg tp 2458475.605838728560 (2018-Dec-23.10583873) 8.411e-05 TDB period 1665.251534948628 4.56 1.0632e-05 2.911e-08 d yr n .2161835569249938 1.3802e-09 deg/d Q 3.036449730046405 1.2924e-08 au   Orbit Determination Parameters    # obs. used (total)      2230      data-arc span      15788 days (43.23 yr)      first obs. used      1977-08-14      last obs. used      2020-11-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48067      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:43:18   Additional Information  Earth MOID = 1.46087 au   Jupiter MOID = 2.42815 au   T_jup = 3.333  [ 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 13.3   n/a MPO365378   diameter diameter 11.862 km 3.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)   geometric albedo albedo 0.056   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   10670 Seminozhenko           Discovered 1977 Aug. 14 by N. S. Chernykh at the Crimean Astrophysical Observatory. Ukrainian physicist Vladimir Petrovich Seminozhenko (b. 1950) is known for his research on the kinetics of excitation in superconductors and semiconductors and on high-temperature superconductivity. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20010902/MPCPages.arc Last Updated: 2009-05-11 [ show close-approach data ] Alternate Designations  1977 PP1 = 1991 RK32  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-21 05:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin