#!/bin/sh

timezones="
    US/Pacific 
    Europe/London
    UTC
    Europe/Helsinki 
    Asia/Tokyo 
    Australia/Brisbane
    Pacific/Auckland
    "

w=0
for tz in $timezones
do
    len=$(echo -n $tz | wc -c)
    if [ $len -gt $w ]
    then
        w=$len
    fi
done

for tz in $timezones
do
    printf "%${w}s -- %s\n" $tz \
        "$(LC_ALL=C TZ=$tz date +'%a %Y-%m-%d %H:%M')"
done