+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   58569 Eboshiyamakouen (1997 QY2) Classification: Main-belt Asteroid          SPK-ID: 2058569 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2413731201551154 3.9002e-08   a 2.355082277563893 1.0091e-08 au q 1.78662872000628 9.2998e-08 au i 5.221702235483235 4.5951e-06 deg node 327.4706826125733 3.4976e-05 deg peri 30.09794073068161 3.5994e-05 deg M 97.89228564760251 7.9856e-06 deg tp 2458641.533829982679 (2019-Jun-07.03382998) 2.834e-05 TDB period 1320.102195503291 3.61 8.4848e-06 2.323e-08 d yr n .2727061595884623 1.7528e-09 deg/d Q 2.923535835121505 1.2527e-08 au   Orbit Determination Parameters    # obs. used (total)      889      data-arc span      8225 days (22.52 yr)      first obs. used      1997-07-17      last obs. used      2020-01-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5278      source      ORB      producer      Otto Matic      solution date      2020-Feb-23 12:32:14   Additional Information  Earth MOID = .784571 au   Jupiter MOID = 2.53409 au   T_jup = 3.510  [ 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 15.7   n/a MPO502541   58569 Eboshiyamakouen           Discovered 1997 Aug. 28 by T. Okuni at Nanyo. Eboshiyama Kouen is the name of the park in the southern part of Nanyo city, Yamagata. It is an oasis for the citizens, and many tourists visit the park to see the cherry blossoms in the spring time. 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 2013-09-19 Last Updated: 2013-09-23 [ show close-approach data ] Alternate Designations  1997 QY2 = 1999 BA11  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-28 00:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin