+ 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 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07620367927253562 4.1243e-08   a 2.875804199416323 9.9216e-09 au q 2.65665733855339 1.1639e-07 au i 1.261119787343644 3.9372e-06 deg node 220.7282345224843 0.00016188 deg peri 127.9747467570625 0.00016335 deg M 79.96586858964633 2.2192e-05 deg tp 2458604.824139649794 (2019-May-01.32413965) 0.00010959 TDB period 1781.301350667967 4.88 9.2183e-06 2.524e-08 d yr n .202099436945357 1.0459e-09 deg/d Q 3.094951060279255 1.0678e-08 au   Orbit Determination Parameters    # obs. used (total)      3177      data-arc span      42838 days (117.28 yr)      first obs. used      1902-10-24      last obs. used      2020-02-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .46076      source      ORB      producer      Otto Matic      solution date      2020-Feb-22 15:54:49   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 ] 2020-Aug-13 05:18 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin