Indeed, the "tv day" stretches from 02:00:00 to 25:59:59, but you usually don't actually use wall time (or in this case, modified wall time), and instead measur

Indeed, the "tv day" stretches from 02:00:00 to 25:59:59, but you usually don't actually use wall time (or in this case, modified wall time), and instead measure instant time as "minutes after midnight" (MAM) or "seconds after midnight" (SAM), so it's just an integer.