+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   74467 (1999 CG44) Classification: Outer Main-belt Asteroid          SPK-ID: 2074467 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04225526884243952 4.4872e-08   a 3.242524674001656 3.0104e-08 au q 3.105510922173472 1.5018e-07 au i 15.1370227879635 6.2649e-06 deg node 17.03734019676813 1.7315e-05 deg peri 46.80398881499611 7.2268e-05 deg M 306.9087462828592 6.9826e-05 deg tp 2459315.016795005406 (2021-Apr-10.51679501) 0.00041433 TDB period 2132.668533412135 5.84 2.97e-05 8.131e-08 d yr n .1688026031049573 2.3508e-09 deg/d Q 3.37953842582984 3.1376e-08 au   Orbit Determination Parameters    # obs. used (total)      1038      data-arc span      7854 days (21.50 yr)      first obs. used      1999-02-02      last obs. used      2020-08-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52508      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 07:12:27   Additional Information  Earth MOID = 2.13199 au   Jupiter MOID = 1.79344 au   T_jup = 3.127  [ 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 13.5   n/a MPO493390   diameter diameter 10.642 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.082   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   74467 (1999 CG44)          Discovered 1999-Feb-10 by LINEAR at Socorro Reference: 20040415/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1999 CG44 = 2000 JB21  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-18 23:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin