+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1442 Corvina (1937 YF) Classification: Main-belt Asteroid          SPK-ID: 2001442 [ 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 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07620367763770797 4.0711e-08   a 2.875804199758912 9.7679e-09 au q 2.656657343571317 1.1455e-07 au i 1.261119117372356 3.7815e-06 deg node 220.7282486972753 0.00015826 deg peri 127.9747303438683 0.00015971 deg M 79.96587062453052 2.1953e-05 deg tp 2458604.824129510362 (2019-May-01.32412951) 0.00010836 TDB period 1781.301350986271 4.88 9.0755e-06 2.485e-08 d yr n .2020994369092434 1.0297e-09 deg/d Q 3.094951055946507 1.0512e-08 au   Orbit Determination Parameters    # obs. used (total)      3407      data-arc span      43121 days (118.06 yr)      first obs. used      1902-10-24      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .45244      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:00:36   Additional Information  Earth MOID = 1.65024 au   Jupiter MOID = 2.23214 au   T_jup = 3.292  [ 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 11.4   n/a MPO502167   diameter diameter 16.947 km 0.589 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.145   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   B-V BV 0.871   0.031 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=7.86 deg. U-B UB 0.437   0.058 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=7.86 deg. Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 4 color indices 1442 Corvina (1937 YF)          Discovered 1937-Dec-29 by Kulin, G. at Budapest Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1937 YF = 1931 TA3 = 1938 CR = 1974 OX = A902 UA = A924 EK  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-21 08:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin