Also came across this tidbit as to why they have that half-hour difference (same URL):
“In May 1899, in a break with the common international practice of setting one-hour intervals between adjacent time zones, South Australia advanced Central Standard Time by thirty minutes after lobbying by businesses who wanted to be closer to Melbourne time and cricketers and footballers who wanted more daylight to practice in the evenings.”
“The Indian Pacific train has its own time zone—a so-called "train time" when travelling between Kalgoorlie, Western Australia and Port Augusta, South Australia—which was at UTC plus 9:00 hours during November 2005 when DST was observed in the eastern and southern state”
“Had” to Google whether that was a typo for 1985. It isn’t. https://en.wikipedia.org/wiki/Time_in_Australia#History: “The colonies enacted time zone legislation, which took effect in February 1895”
Also came across this tidbit as to why they have that half-hour difference (same URL):
“In May 1899, in a break with the common international practice of setting one-hour intervals between adjacent time zones, South Australia advanced Central Standard Time by thirty minutes after lobbying by businesses who wanted to be closer to Melbourne time and cricketers and footballers who wanted more daylight to practice in the evenings.”
https://en.wikipedia.org/wiki/Time_in_Australia#Anomalies also is a fun read, with
“The Indian Pacific train has its own time zone—a so-called "train time" when travelling between Kalgoorlie, Western Australia and Port Augusta, South Australia—which was at UTC plus 9:00 hours during November 2005 when DST was observed in the eastern and southern state”