Report of the IAU/IAG Working Group on cartographic coordinates and rotational elements: 2006
- P. Seidelmann, B. Archinal, I. Williams
- Physics, Geology
- 3 July 2007
Every three years the IAU/IAG Working Group on Cartographic Coordinates and Rotational Elements revises tables giving the directions of the poles of rotation and the prime meridians of the planets,…
Report of the IAU Working Group on Cartographic Coordinates and Rotational Elements: 2009
- B. Archinal, M. A’Hearn, I. Williams
- Physics, Geology
- 1 February 2011
Every three years the IAU Working Group on Cartographic Coordinates and Rotational Elements revises tables giving the directions of the poles of rotation and the prime meridians of the planets,…
Subsurface Radar Sounding of the South Polar Layered Deposits of Mars
- J. Plaut, G. Picardi, P. Edenhofer
- GeologyScience
- 6 April 2007
The ice-rich south polar layered deposits of Mars were probed with the Mars Advanced Radar for Subsurface and Ionospheric Sounding on the Mars Express orbiter, suggesting a composition of nearly pure water ice.
Properties of the 67P/Churyumov-Gerasimenko interior revealed by CONSERT radar
- Wlodek Kofman, A. Hérique, J. V. Van Zyl
- Physics, GeologyScience
- 31 July 2015
Measurements of the interior of Comet 67P/Churyumov-Gerasimenko by Radiowave Transmission (CONSERT) suggest the upper part of the “head” of 67P is fairly homogeneous on a spatial scale of tens of meters, and the dust component may be comparable to that of carbonaceous chondrites.
Report of the IAU Working Group on Cartographic Coordinates and Rotational Elements: 2015
- B. Archinal, C. Acton, I. Williams
- Geology, Physics
- 23 February 2018
This report continues the practice where the IAU Working Group on Cartographic Coordinates and Rotational Elements revises recommendations regarding those topics for the planets, satellites, minor planets, and comets approximately every 3 years, and recommends that planning and efforts be made to make controlled cartographic products.
Resistance to the Motion of a Small Sphere Moving Through a Gas
- M. Baines, I. Williams, A. S. Asebiomo, R. L. Agacy
- Physics
- 1 July 1965
The Comet Nucleus Sounding Experiment by Radiowave Transmission (CONSERT): A Short Description of the Instrument and of the Commissioning Stages
- Wlodek Kofman, A. Hérique, V. Svedhem
- Physics
- 12 January 2007
The primary scientific goal of the CONSERT experiment on the Rosetta space mission is to investigate the deep interior of the nucleus of comet 67/P Churyumov-Gerasimenko. This will be achieved…
The Quadrantid meteoroid stream and Comet 1491I
- I. Williams, Zidian Wu
- Physics, Geology
- 1 October 1993
Although the Quadrantid meteor shower is one of the major regular showers, producing reliable displays every January, it is almost unique amongst the main showers in still not having an associated…
The Taurid complex meteor showers and asteroids
- V. Porubčan, L. Kornoš, I. Williams
- Physics, Geology
- 1 June 2006
The structure of the Taurid meteor complex based on photographic orbits available in the IAU Meteor database is studied. We have searched for potential sub-streams or filaments to be associated with…
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