X-ray Time Zone — X

Military letter X (X-ray) maps to the UTC-11 offset from Coordinated Universal Time. Covers American Samoa and Niue.

X-ray (X) — UTC-11

04:40:54

Thursday, 22 October 2026 GMT-11

About X-ray

UTC offset

UTC-11

Letter X = X-ray in the NATO phonetic alphabet.

Where X is used

Covers American Samoa and Niue.

Places on UTC-11 (X time) in 2026

3 zones in the tz database are at UTC-11 for at least part of 2026. Zones listed under January or July only are on this offset for part of the year, because they change their clocks for daylight saving time.

All year (3 zones)

American Samoa, Niue, U.S. Outlying Islands

Pacific/Midway · Pacific/Niue · Pacific/Pago Pago

Converting X time

In a military date-time group the zone letter follows the time: 151430X JAN 26 means 14:30 X-ray time on 15 January 2026, which is 160130Z JAN 26 in Zulu (UTC).

Zone	Offset	When it's 12:00 X
U Uniform	UTC-8	15:00
S Sierra	UTC-6	17:00
R Romeo	UTC-5	18:00
Z Zulu	UTC	23:00
A Alpha	UTC+1	00:00 (+1 day)
B Bravo	UTC+2	01:00 (+1 day)
C Charlie	UTC+3	02:00 (+1 day)
E Echo	UTC+5	04:00 (+1 day)
H Hotel	UTC+8	07:00 (+1 day)
I India	UTC+9	08:00 (+1 day)
K Kilo	UTC+10	09:00 (+1 day)