+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   78953 (2003 SC217) Classification: Main-belt Asteroid          SPK-ID: 2078953 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .200373423631717 4.2167e-08   a 3.035514681667606 1.6019e-08 au q 2.427278212417526 1.2979e-07 au i 5.937930389824857 6.0836e-06 deg node 37.04150252886662 3.7216e-05 deg peri 41.54298405447359 4.0077e-05 deg M 16.86761822198345 1.2616e-05 deg tp 2458909.989660183491 (2020-Mar-01.48966018) 6.767e-05 TDB period 1931.732263863842 5.29 1.5291e-05 4.186e-08 d yr n .1863612296250256 1.4752e-09 deg/d Q 3.643751150917685 1.9229e-08 au   Orbit Determination Parameters    # obs. used (total)      810      data-arc span      7981 days (21.85 yr)      first obs. used      1998-12-17      last obs. used      2020-10-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50985      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:24:55   Additional Information  Earth MOID = 1.44648 au   Jupiter MOID = 1.66749 au   T_jup = 3.203  [ 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 14.8   n/a MPO502632   diameter diameter 5.890 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.061   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   78953 (2003 SC217)          Discovered 2003-Sep-27 by Yeung, W. K. Y. at Desert Eagle Reference: 20040415/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2003 SC217 = 2000 FX62  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-23 17:06 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin