If you are using SQL 2000 and have Package Logging enabled. You can check the Execution status in sysdtspackagelog.
An executing package will have a start time, but no end time. Also, if you want to dig further and determine which step is executing, check sysdtssteplog.
Hope this helps
Phill Carter
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Colt 45 - the original point and click interface
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Colt 45 - the original point and click interface