01:22 is 1:22 AM on a 12-hour clock and "01:22 Hours" in Military Time. We use this system throughout the world (not just the military) and leverages a 24-hour time clock rather than the 12-hour AM/PM system known to most English-speaking countries. Below are ways to convert 01:22 through a time chart, automated calculator, and ways to convert by hand.
| 24-hour format | 12-hour format |
|---|---|
| 01:22 | 1:22 AM |
A quick cheatsheet for all time conversions like 1:22 AM. Click the clock. Select your time. We'll highlight the row for the time you choose.
It is easy to convert from 24-hour time to 12-hour time once you know a few tricks. The primary difference between the two is that the hours in a 24-hour clock go all the way up to 23 (from 0 to 23). In a 12-hour clock, the hour resets to 1 after noon (midday). Follow the steps below to convert 01:22 to 12-hour time.
24-hour time is used in aviation, military, meteorology, logistics, and other fields. The 12-hour clock is only used in 18 countries globally, including the United States and Canada. 24-hour time and military time are very similar! See our military time converter for more information.
| 24 Hour Clock | 12 Hour Clock (AM/PM) | Military Time |
|---|---|---|
| 01:22 | 1:22 | 0122 |
| 01:27 | 1:27 | 0127 |
| 01:32 | 1:32 | 0132 |
| 01:37 | 1:37 | 0137 |
| 01:42 | 1:42 | 0142 |
| 01:47 | 1:47 | 0147 |
| 01:52 | 1:52 | 0152 |
| 01:57 | 1:57 | 0157 |
| 02:02 | 2:02 | 0202 |
| 02:07 | 2:07 | 0207 |
| 02:12 | 2:12 | 0212 |
| 02:17 | 2:17 | 0217 |
| 02:22 | 2:22 | 0222 |
| 02:27 | 2:27 | 0227 |
| 02:32 | 2:32 | 0232 |
| 02:37 | 2:37 | 0237 |