On Fri 2006/01/13 14:20:21 -0000, Michael Deckers wrote in a message to: LEAPSECS@ROM.USNO.NAVY.MIL
> Then why can the IERS express UTC in the MJD notation? Good point. The only such usage I am aware of is in IERS Bulletin A where the MJD column is given without saying even whether it's UTC, TAI, UT1, or something else. In fact, in the situation where it's used the accuracy doesn't warrant it. Mark Calabretta ATNF