+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   249513 (2010 CD41) Classification: Main-belt Asteroid          SPK-ID: 2249513 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05482768493060431 4.5912e-08   a 3.123361754752966 4.2647e-08 au q 2.952115060539071 1.4509e-07 au i 7.706054347379959 6.3632e-06 deg node 56.08848630382152 5.4079e-05 deg peri 210.2777296934296 0.00010094 deg M 264.3447299014896 8.6851e-05 deg tp 2459536.220493960347 (2021-Nov-17.72049396) 0.00048615 TDB period 2016.191869272951 5.52 4.1294e-05 1.131e-07 d yr n .1785544349654667 3.657e-09 deg/d Q 3.294608448966861 4.4985e-08 au   Orbit Determination Parameters    # obs. used (total)      254      data-arc span      9898 days (27.10 yr)      first obs. used      1993-03-23      last obs. used      2020-04-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .529      source      ORB      producer      Otto Matic      solution date      2020-May-21 13:45:09   Additional Information  Earth MOID = 1.93963 au   Jupiter MOID = 1.74233 au   T_jup = 3.199  [ 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 15.6   n/a MPO470662   diameter diameter 5.379 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 4.17 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result. Published Reference List: [Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.] geometric albedo albedo 0.032   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   249513 (2010 CD41)          Discovered 2010-Feb-13 by Spacewatch at Kitt Peak Reference: 20100824/Numbers.arc Last Updated: 2010-08-27 [ show close-approach data ] Alternate Designations  2010 CD41 = 2010 JR115  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-04 17:58 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin