Preprints

The proceedings for "Requirements for UTC and Civil Timekeeping on Earth" are being published by Univelt, Inc. as part of the American Astronautical Society (AAS) Science and Technology Series, available from: http://www.univelt.com/Science.html

The Call for Papers is available here. The meeting program is available for download (PDF). The presentations/slides given at the workshop are available on the Program page.

Colloquium Summary

• John Seago, Rob Seaman, Ken Seidelmann, and Steve Allen, "The Colloquium on Requirements for UTC and Civil Timekeeping on Earth"
  Preprint-501

Session 1: Retrospectives on Time

• Steve Allen, "Planes Will Crash! Things That Leap Seconds Didn't, and Did, Cause"
  Preprint-502 | Discuss-502
• Yasuhiro Koyama, et. al., "Experiences of Leap Second Adjustment Operations and Questionnaires in Japan"
  Preprint-503 | Discuss-503
  
• Martin Burnicki, "Technical Aspects of Leap Second Propagation and Evaluation"
  Preprint-504 | Discuss-504

Session 2: The Terminology of Time

• Paul Gabor, "Diplomacy of Legal Translations: GMT v. UT"
  Preprint-505 | Discuss-505
• David Finkleman, "On the Term Coordinated Universal Time"
  Preprint-506 | Appendix-506 | Discuss-506
• Russell Redman, "Vocabulary for Time-Scales"
  Preprint-507 | Discuss-507

Session 3: The Application of Time

• James Kiessling, "Robust Navigation Issues in the Event of GNSS Failures"
  Preprint-508 | Discuss-508
• Stephen Malys, "The GPS SVN59 Satellite Anomaly of 17 June 2012"
  Preprint-509 | Discuss-509
• John Seago, "The Leap Minute"
  Preprint-510 | Discuss-510
• Servando Diaz, Chris Tuason, "Adapted Universal Time (UTA) - Stretching Each Day with Milliseconds"
  Preprint-511 | Discuss-511
• Henno Boomkamp, "Recommendations on UTC Definition from IAG Working Group 1.1.1"
  Preprint-512 | Discuss-512

Round-table A

• Round-table Discussion of May 29, 2013
  Roundtable-A

Session 4: The Perception of Time

• Paul Gabor, "Impractical Precision of Calendars"
  Preprint-514 | Discuss-514
• Rob Seaman, "The Meaning of a Day"
  Preprint-515 | Discuss-515
• Kevin Birth, "The Princess and the Pea: Strategies for the Study of Non-Experts’ Use of Time Scales"
  Preprint-516 | Discuss-516
• Kevin Birth, "Zmanim, Salat, Jyotish and UTC: The Articulation of Religious Times and the Global Time Scale"
  Preprint-517 | Discuss-517

Session 5: The Programming of Time I

• Andrew Main, "Programming Perspective on Time Scales"
  Preprint-518 | Discuss-518
• Harlan Stenn, "Time, Timestamps, and Timescales"
  Preprint-519 | Discuss-519

Session 6: The Programming of Time II

• Arnold Rots, "UTC in Astronomical Metadata Standards"
  Preprint-520 | Discuss-520
• Stephen Colebourne, "Date and Time for Nine Million Java Developers"
  Preprint-521 | Discuss-521

Session 7: The Future of Time

• Daniel Gambis, "Improving the Predictability of Leap Seconds Announcements"
  Preprint-522 | Discuss-522
• Dennis McCarthy, "Considering Timescale Requirements for the Future"
  Preprint-523 | Discuss-523
• P. Kenneth Seidelmann, "Future Options for Civil Timekeeping: UTC and the Alternatives"
  Preprint-524 | Discuss-524
  

Round-table B

• Round-table Discussion of May 30, 2013
  Roundtable-B