+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14401 Reikoyukawa (1990 XV) Classification: Main-belt Asteroid          SPK-ID: 2014401 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1879546656309072 3.9593e-08   a 2.622821907064639 1.094e-08 au q 2.129850292512887 1.0679e-07 au i 11.79759308332973 4.3111e-06 deg node 294.5374859174992 2.392e-05 deg peri 103.7358626080418 2.7918e-05 deg M 20.89140740598237 1.3494e-05 deg tp 2458910.463868218326 (2020-Mar-01.96386822) 5.8075e-05 TDB period 1551.499466336622 4.25 9.7072e-06 2.658e-08 d yr n .2320335957639913 1.4518e-09 deg/d Q 3.115793521616392 1.2996e-08 au   Orbit Determination Parameters    # obs. used (total)      1861      data-arc span      13984 days (38.29 yr)      first obs. used      1981-10-23      last obs. used      2020-02-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .44876      source      ORB      producer      Otto Matic      solution date      2020-Feb-22 20:56:52   Additional Information  Earth MOID = 1.17422 au   Jupiter MOID = 2.39602 au   T_jup = 3.349  [ 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 13.4   n/a MPO502278   diameter diameter 6.645 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.210   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14401 Reikoyukawa           Discovered 1990 Dec. 15 by K. Endate and K. Watanabe at Kitami. Reiko Yukawa (b. 1936) is a Japanese music critic, songwriter and translator. She is well-known for her work as a jazz critic for "Swing Journal" and as a radio disc jockey. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2013-07-22 Last Updated: 2014-08-13 [ show close-approach data ] Alternate Designations  1990 XV = 1981 UU12 = 2000 CJ70  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-09 04:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin