USGS/Cascades Volcano Observatory, Vancouver, Washington

REPORT:
A Simple Calculator of Ballistic Trajectories for Blocks Ejected during Volcanic Eruptions

-- Larry G. Mastin, 2001,
A Simple Calculator of Ballistic Trajectories for Blocks Ejected during Volcanic Eruptions: USGS Open-File Report 01-45, version 1.1 online January 2003

Eject! ... "A program for the calculation of ballistic trajectories of volcanic blocks."

Full Documentation ... (17-page report, in PDF Format) -- 1.9 M -- requires Adobe Acrobat Reader

Executable program for Windows -- 2.1 M, -- self-extracting zip file, version 1.4, updated February 2008

Instructions on installing Eject! version 1.4

Copy the file "eject_1-4.zip" to the hard drive of your Windows-based computer
Unzip the files in "eject_1-4.zip"
Double-click on the file "setup.exe". This will install the software on your computer.
Once it is installed, go to the "start" button, the to "programs." You will see the program in your program list.

Visual Basic 6 source code for version 1.4 -- zip file, 227 K, added February 2008
Version History ... (".doc" Format)
Contact the author (lgmastin@usgs.gov)
Larry Mastin Projects Menu

URL for CVO HomePage is: <http://vulcan.wr.usgs.gov/home.html>
URL for this page is: <http://vulcan.wr.usgs.gov/Projects/Mastin/Publications/OFR01-45/framework.html>
If you have questions or comments please contact: <GS-CVO-WEB@usgs.gov>
02/26/08, Lyn Topinka

REPORT: A Simple Calculator of Ballistic Trajectories for Blocks Ejected during Volcanic Eruptions

REPORT:
A Simple Calculator of Ballistic Trajectories for Blocks Ejected during Volcanic Eruptions