+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   6569 Ondaatje (1993 MO) Classification: Amor [NEO]          SPK-ID: 2006569 [ 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 213 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2208909049289152 5.097e-08   a 1.6261611623009 2.1997e-09 au q 1.266956951599998 8.2124e-08 au i 22.64127591527609 4.9967e-06 deg node 111.481719532384 8.0316e-06 deg peri 167.3100123402449 1.3457e-05 deg M 348.5613678387758 7.6328e-06 deg tp 2459024.566636435741 (2020-Jun-24.06663644) 1.6042e-05 TDB period 757.4322694138775 2.07 1.5368e-06 4.208e-09 d yr n .4752900220089357 9.6437e-10 deg/d Q 1.985365373001803 2.6855e-09 au   Orbit Determination Parameters    # obs. used (total)      1946      data-arc span      13360 days (36.58 yr)      first obs. used      1983-12-29      last obs. used      2020-07-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .35954      source      ORB      producer      Otto Matic      solution date      2020-Jul-31 06:20:08   Additional Information  Earth MOID = .254928 au   Jupiter MOID = 3.18901 au   T_jup = 4.206  [ 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 16.4   n/a MPO253409   rotation period rot_per 5.959 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Pravec, P.; Sarounova, L.; Wolf, M. (1996) Icarus 124, 471-482.] [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] SMASSII spectral type spec_B Sr   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 6569 Ondaatje           Discovered 1993 June 22 by J. Mueller at Palomar. Michael Ondaatje (b. 1943), a Canadian novelist, poet and writer, was born in Sri Lanka into a Burgher family. Best known for his novel The English Patient, adapted into an award-winning movie, he returned to his Sri Lankan origins in two other books, Running in the Family and Anil's Ghost. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20060613/MPCPages.arc Last Updated: 2008-05-22 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-06 10:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin