+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   410731 (2009 CO24) Classification: Main-belt Asteroid          SPK-ID: 2410731 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1328973090439836 7.3795e-08   a 2.264799480012996 2.3052e-08 au q 1.963813723595055 1.7191e-07 au i 6.901325590628384 6.3696e-06 deg node 146.8414291826897 5.6442e-05 deg peri 218.0994982644922 6.0928e-05 deg M 244.6737879208729 2.7195e-05 deg tp 2459399.312340992363 (2021-Jul-03.81234099) 9.8403e-05 TDB period 1244.924637416716 3.41 1.9007e-05 5.204e-08 d yr n .28917413085102 4.415e-09 deg/d Q 2.565785236430936 2.6116e-08 au   Orbit Determination Parameters    # obs. used (total)      124      data-arc span      4680 days (12.81 yr)      first obs. used      2007-09-03      last obs. used      2020-06-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .66191      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 13:49:47   Additional Information  Earth MOID = .965935 au   Jupiter MOID = 2.88655 au   T_jup = 3.596  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.6   n/a MPO472146   410731 (2009 CO24)          Discovered 2009-Feb-01 by Spacewatch at Kitt Peak Reference: Last Updated: 2014-10-09 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-23 21:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin