VIRTUAL SPACE: Dapper Data Viewer is dandy

The National Oceanic and Atmospheric Administration's Pacific Marine Environmental Laboratory is exploring new frontiers on the Web with a browser-based application for viewing oceanographic and atmospheric data. The Dapper Data Viewer, also known as DChart, has features comparable to'if not quite as complete as'a desktop application, thanks to an emerging Web-app technology called Asynchronous JavaScript and XML (AJAX). Developer Joe Sirott created DChart with help of other staffers so users can visualize 'in-situ' oceanographic or atmospheric data, a particularly challenging type of data to render in graphical format.

To read more about DChart, go to and enter 537 in the box. To see what it can do, use

About the Author

Joab Jackson is the senior technology editor for Government Computer News.


  • Records management: Look beyond the NARA mandates

    Records management is about to get harder

    New collaboration technologies ramped up in the wake of the pandemic have introduced some new challenges.

  • puzzled employee (fizkes/

    Phish Scale: Weighing the threat from email scammers

    The National Institute of Standards and Technology’s Phish Scale quantifies characteristics of phishing emails that are likely to trick users.

Stay Connected

Sign up for our newsletter.

I agree to this site's Privacy Policy.