+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2002 CY9) Classification: Apollo [NEO, PHA]          SPK-ID: 3114014 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5072723192624262 2.3154e-07   a 1.64686548668072 1.6684e-08 au q .8114562117389468 3.8926e-07 au i 41.96104485658433 8.4369e-05 deg node 305.3100681382203 2.8269e-05 deg peri 117.3541472325041 1.9334e-05 deg M 265.0351281067825 2.6211e-05 deg tp 2459204.132036700222 (2020-Dec-20.63203670) 5.8987e-05 TDB period 771.943685603134 2.11 1.1731e-05 3.212e-08 d yr n .4663552623255481 7.0868e-09 deg/d Q 2.482274761622493 2.5147e-08 au   Orbit Determination Parameters    # obs. used (total)      84      data-arc span      6740 days (18.45 yr)      first obs. used      2002-02-06      last obs. used      2020-07-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51866      source      ORB      producer      Otto Matic      solution date      2020-Jul-22 06:31:42   Additional Information  Earth MOID = .00652203 au   Jupiter MOID = 3.25347 au   T_jup = 3.881  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 19.2   n/a MPO450853   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-18 16:53 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin