Presentations

The meeting program is available for download (PDF). The preprints of the proceedings are available on the Preprints page.

Session 1: Setting the Stage

• Rob Seaman, "System Engineering for Civil Timekeeping"
• John Seago, P. Kenneth Seidelmann, Steve Allen, "Legislative Specifications for Coordinating with Universal Time"

Session 2: The Past, Present, and Far Future

• Paul Gabor, "The Heavens and Timekeeping, Symbolism and Expediency"
• John Seago, "Leap Seconds in Literature"
• Danny Hillis, Rob Seaman, "Time in the 10,000-Year Clock"

Session 3: Earth Orientation

• Dennis McCarthy, "Using UTC to Determine the Earth’s Rotation Angle"
• Wolfgang R. Dick, "The IERS, the Leap Second, and the Public"
• Daniel Gambis, "Results from the 2011 IERS Earth Orientation Center Survey about a Possible UTC Redefinition"

Session 4: Time Scale Applications

• Frank Reed, "Traditional Celestial Navigation and UTC"
• Denis Savoie, Daniel Gambis, "The Consequences of Decoupling UTC on Sundials"
• George H. Kaplan, "Time Scales in Astronomical and Navigational Almanacs"
• P. Kenneth Seidelmann, John Seago, "Issues Concerning the Future of UTC"
• Frank Reed, "GMT by Observation: The Historical Method of Lunars"

Session 5: Space Operations

• David Simpson, "UTC and the Hubble Space Telescope Flight Software"
• Mark Storz, "Computation Errors in Look Angle and Range Due to Redefinition of UTC"
• Stephen Malys, "Proposal for the Redefinition of UTC: Influence on NGA Earth Orientation Predictions and GPS Operations"

Session 6: Ground Operations

• Arnold Rots, "UTC at the Harvard-Smithsonian Center for Astophysics (CfA) and Environs"
• Rob Seaman, "An Inventory of UTC Dependencies for IRAF"
• Steve Allen, "Telescope Systems at Lick Observatory and Keck Observatory"

Session 7: Contingency Proposals

• David Terrett, "Automating Retrieval of Earth Orientation Predictions"
• Florent Deleflie, J. Berthier, C. Barache, D. Gambis, "Dissemination of DUT1 Through the Use of Virtual Observatory"
• Steve Allen, "Timekeeping System Implementations: Options for the Pontifex Maximus"

Special Session

• P. Kenneth Seidelmann, "The Longwood Gardens Analemmatic Sundial"