+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   26533 Aldering (2000 CG108) Classification: Main-belt Asteroid          SPK-ID: 2026533 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .146597123500375 4.5109e-08   a 2.537199601635269 1.2953e-08 au q 2.165253438289241 1.1639e-07 au i 13.92928997327492 4.2029e-06 deg node 207.4555199281087 2.2049e-05 deg peri 233.0185225045186 2.7292e-05 deg M 51.68790698517918 1.8214e-05 deg tp 2458788.558099481794 (2019-Nov-01.05809948) 7.4413e-05 TDB period 1476.149618680283 4.04 1.1304e-05 3.095e-08 d yr n .2438777177084864 1.8676e-09 deg/d Q 2.909145764981297 1.4852e-08 au   Orbit Determination Parameters    # obs. used (total)      942      data-arc span      8375 days (22.93 yr)      first obs. used      1997-06-13      last obs. used      2020-05-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5369      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 01:28:22   Additional Information  Earth MOID = 1.20789 au   Jupiter MOID = 2.48958 au   T_jup = 3.392  [ 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 14.6   n/a MPO459042   diameter diameter 3.047 km 0.768 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.209   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   26533 Aldering           Discovered 2000 Feb. 5 by CSS at Catalina. Greg Aldering (b. 1962) is a member of Supernova Cosmology Project studying the use of Type Ia supernovae for determining cosmological parameters. He is the primary investigator of the Nearby Supernova Factory experiment, and co- investigator on the Supernova Acceleration Probe. 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 2013-07-22 Last Updated: 2014-08-13 [ show close-approach data ] Alternate Designations  2000 CG108 = 1997 MT8 = 1998 QU69  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-28 11:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin