Add Dumbéa (New Caledonia) to your list and use my-locations table to visually convert it's time to another timezone or city time.
Mouse over the colored hour-tiles and glance at the hours selected by the column.

Current time zone for Dumbéa (New Caledonia) is Pacific/Noumea, whose offset is GMT+11 from Greenwich Mean Time (GMT).

The IANA timezone identifier for Dumbéa, New Caledonia is "Pacific/Noumea"

It currently does not observe Daylight Savings Time.