+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17431 Sainte-Colombe (1989 RT) Classification: Main-belt Asteroid          SPK-ID: 2017431 [ 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 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1261593446799338 3.4037e-08   a 2.346281320211159 8.25e-09 au q 2.050276006418549 8.0309e-08 au i 6.738799230888836 3.9331e-06 deg node 323.0539814625851 2.365e-05 deg peri 340.3931953061283 2.6674e-05 deg M 233.7602015001665 1.3115e-05 deg tp 2459460.822648475797 (2021-Sep-03.32264848) 4.8625e-05 TDB period 1312.709267763174 3.59 6.9237e-06 1.896e-08 d yr n .2742419885657025 1.4464e-09 deg/d Q 2.642286634003769 9.2909e-09 au   Orbit Determination Parameters    # obs. used (total)      2018      data-arc span      11195 days (30.65 yr)      first obs. used      1989-09-03      last obs. used      2020-04-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50184      source      ORB      producer      Otto Matic      solution date      2020-May-20 04:36:11   Additional Information  Earth MOID = 1.03661 au   Jupiter MOID = 2.58072 au   T_jup = 3.541  [ 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 14.0   n/a MPO263502   diameter diameter 4.391 km 0.325 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.210   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   17431 Sainte-Colombe           Discovered 1989 Sept. 3 by E. W. Elst at Haute Provence. Jean de Sainte-Colombe (1640-1700), a French composer and celebrated viola da gamba player, added a seventh string on the bass viol. A teacher of Marin Marais, he wrote more than 60 concertos for two viols and more than 170 pieces for the seven-string viol. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20100923/MPCPages.arc Last Updated: 2010-12-06 [ show close-approach data ] Alternate Designations  1989 RT = 1996 OL1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-25 08:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin