Ed Davies wrote on 2006-01-19 11:40 UTC: > Appendix A argues against putting the adjustment interval after the > leap second (method 4a) by pointing out that some time signals contain > announcements of the leap second before it happens but not after. > > I think a stronger argument against this method of adjustment is that > during positive leap seconds UTC and UTC-SLS would be indicating > different dates: > > UTC UTC-SLS(A.4a) > 2005-12-31 23:59:58 2005-12-31 23:59:58 > 2005-12-31 23:59:59 2005-12-31 23:59:59 > 2005-12-31 23:59:60 2006-01-01 00:00:00 > 2006-01-01 00:00:00 2006-01-01 00:00:00.999 > 2006-01-01 00:00:01 2006-01-01 00:00:01.998
Wonderful observation! I will certainly add a note on this to Appendix A in the next iteration of this draft. Thanks! Markus -- Markus Kuhn, Computer Laboratory, University of Cambridge http://www.cl.cam.ac.uk/~mgk25/ || CB3 0FD, Great Britain
