+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1881045604710562 1.7278e-08   a 2.623242817209877 9.3565e-09 au q 2.129798880069758 4.56e-08 au i 11.79735643516803 3.7515e-07 deg node 294.5375862203643 5.1965e-06 deg peri 103.7473972683802 8.8777e-06 deg M 67.2701746724003 6.3162e-06 deg tp 2458910.514541795721 (2020-Mar-02.01454180) 2.6733e-05 TDB period 1551.872957992653 4.25 8.3027e-06 2.273e-08 d yr n .2319777518809657 1.2411e-09 deg/d Q 3.116686754349996 1.1116e-08 au   Orbit Determination Parameters    # obs. used (total)      2303      data-arc span      14379 days (39.37 yr)      first obs. used      1981-10-23      last obs. used      2021-03-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .42651      source      ORB      producer      Otto Matic      solution date      2021-Mar-17 00:09:19   Additional Information  Earth MOID = 1.17325 au   Jupiter MOID = 2.39593 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 13.43   n/a E2021B10   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 ] 2021-Apr-12 17:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin