+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   197189 Raymond (2003 UL317) Classification: Main-belt Asteroid          SPK-ID: 2197189 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0980336500519108 4.209e-08   a 3.116770171000074 2.2877e-08 au q 2.811221814764019 1.3633e-07 au i 9.790478373954189 5.984e-06 deg node 177.8302552043307 2.4129e-05 deg peri 267.3754743529886 4.1454e-05 deg M 338.9523867481519 3.1388e-05 deg tp 2459318.004892453725 (2021-Apr-13.50489245) 0.00017501 TDB period 2009.812741101488 5.50 2.2128e-05 6.058e-08 d yr n .1791211651900963 1.9721e-09 deg/d Q 3.42231852723613 2.512e-08 au   Orbit Determination Parameters    # obs. used (total)      366      data-arc span      9394 days (25.72 yr)      first obs. used      1995-04-25      last obs. used      2021-01-12      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54369      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 12:17:04   Additional Information  Earth MOID = 1.84886 au   Jupiter MOID = 1.83412 au   T_jup = 3.187  [ 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 15.54   n/a E2021B55   diameter diameter 3.351 km 1.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.109   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   197189 Raymond           Discovered 2003 Oct. 19 by the Sloan Digital Sky Survey at Apache Point. Sean Raymond (b. 1977) is an American astronomer and a contributor to the Sloan Digital Sky Survey. He is known for his work on the formation of terrestrial planets in the Solar System and in extra-solar systems, and the delivery of water-rich material to such planets. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2013-11-17 Last Updated: 2014-11-10 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-02 18:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin