Each milliday is about 90 seconds.
And a microday is slightly shorter than a second.
But, sadly, this revolution won't occur until after I'm elected God-Emperor of Mars, so it is all rather academic.
And you'll have to make all your intervals slightly longer, due to Mars' solar day being 24h39m35s by standard Earth time.
When following SI, a microday would be 0.0864 (or approximately 0.1 second) which doesn't seem to be a very practical unit.
You have my vote!
Each milliday is about 90 seconds.
And a microday is slightly shorter than a second.
But, sadly, this revolution won't occur until after I'm elected God-Emperor of Mars, so it is all rather academic.