+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15834 McBride (1995 CT1) Classification: Main-belt Asteroid          SPK-ID: 2015834 [ 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 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2584114544804212 2.5228e-08   a 2.77622762994261 1.9038e-08 au q 2.058818610120408 7.2307e-08 au i 32.39745813156446 4.5911e-07 deg node 270.1061915749111 2.3841e-06 deg peri 301.2881455621814 4.0181e-06 deg M 178.7716301233687 9.0439e-06 deg tp 2458361.470685774102 (2018-Aug-30.97068577) 3.7841e-05 TDB period 1689.588850942853 4.63 1.738e-05 4.758e-08 d yr n .2130695877870565 2.1917e-09 deg/d Q 3.493636649764813 2.3958e-08 au   Orbit Determination Parameters    # obs. used (total)      1325      data-arc span      9480 days (25.95 yr)      first obs. used      1995-02-04      last obs. used      2021-01-18      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46503      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:10:33   Additional Information  Earth MOID = 1.16593 au   Jupiter MOID = 1.98703 au   T_jup = 3.066  [ 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 13.4   n/a MPO400163   diameter diameter 7.957 km 0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.161   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   15834 McBride           Discovered 1995 Feb. 4 by D. J. Asher at Siding Spring. Neil McBride (b. 1966) has worked on many aspects of solar system dynamics, including meteor stream formation, interrelations between minor planets, comets and meteors, as well as the structure of the transneptunian region. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050721/MPCPages.arc Last Updated: 2005-07-21 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-16 01:46 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin