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Recognised as Time of day

00:21

  • 00:21
  • 12:21 am
  • 1,260 s
  • 1.5% of the day

00:21 is 1,260 seconds after midnight, 1.4583% of the way through the day, with 23 hours and 39 minutes remaining. In twelve-hour form it is 12:21 am, and the hour and minute hands sit 115.5° apart.

The time

24-hour00:21
12-hour12:21 am
Hours, minutes, seconds0 h 21 m 0 s
Seconds since midnight1,260
Minutes since midnight21
Decimal hours0.35the form payroll and timesheets use
Milliseconds since midnight1,260,000

Position in the day

Through the day1.458333%
Remaining until midnight85,140 seconds23 hours and 39 minutes
Elapsed21 minutes
Half of the day passedNobefore noon
Through the hour35%
Quarter of the day1six-hour quarters

Clock hands

Hour hand10.5° from twelvemoving continuously, so it sits between the hour marks
Minute hand126° from twelve
Second hand0° from twelve
Angle between hour and minute115.5°
Hands alignedNo

As a frame count

At 24 fps30,240film
At 25 fps31,500PAL
At 30 fps37,800
At 60 fps75,600
At 29.97 fps37,762.24NTSC is exactly 30000/1001 frames per second, not 29.97
Timecode at 25 fps00:21:00:00

Relative to now

These values depend on today’s date and change daily.

Now (UTC)14:17:39
Next occurrencein 10 hours, 3 minutes and 21 seconds
On today's date18 September 2026 at 00:21UTC; this page knows nothing of your timezone

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Every value on this page was computed from “0h21” by Nerdulator’s date engine. Nothing here was retrieved from a database of answers or written by a model.