Snodgrass, Colin, Lowry, Stephen C., Fitzsimmons, Alan
We present photometry on 23 Jupiter Family Comets (JFCs) observed at large heliocentric distance, primarily using the 2.5m Isaac Newton Telescope (INT). Snap-shot images were taken of 17 comets, of...
Size, Albedo, and Taxonomic Type of Potential Spacecraft Target Asteroid (10302) 1989 ML (2007)
Mueller, Michael, Harris, Alan W., Fitzsimmons, Alan
The Amor-type near-Earth Asteroid (10302) 1989 ML has an “Earth-like” orbit (period 1.44 yr, eccentricity 0.14, inclination 4.4°), therefore the energy required to reach it from the Earth is...
Direct Detection of the Asteroidal YORP Effect (2007)
Lowry, Stephen C., Fitzsimmons, Alan, Pravec, Petr, Vokrouhlický, David, Boehnhardt, Hermann, Taylor, Patrick A., ...
Snodgrass, Colin, Lowry, Stephen C., Fitzsimmons, Alan
We present time-series data on Jupiter Family Comets (JFCs) 17P/Holmes, 47P/Ashbrook-Jackson and 137P/Shoemaker-Levy 2. In addition we also present results from `snap-shot' observations of comets...
The Don Quijote Mission: Target Selection and Mitigation-Relevant Science Return (2006)
Harris, Alan, Galvez, Andres, Benz, Willy, Fitzsimmons, Alan, Green, Simon, Michel, Patrick, ...
The Don Quijote concept includes a rendezvous spacecraft and an impactor vehicle. The main aim of the mission is to carry out an experiment to demonstrate the modification of a near-Earth...
Don Quijote Mission Study: Target Selection and Possible Science Return (2005)
Harris, Alan, Benz, Willy, Fitzsimmons, Alan, Green, Simon, Michel, Patrick, Valsecchi, Giovanni
Harris, Alan, Benz, Willy, Fitzsimmons, Alan, Galvez, Andres, Green, Simon, Michel, Patrick, ...
In July 2002 the general studies programme of the European Space Agency (ESA) provided funding for preliminary studies of six space missions that could make significant contributions to our knowledge...