Keeping 09:00 on the ET clock produces 3 different destination clock/date answers in 2026. The ranges below use ET calendar dates, including transition days.
Sydney23:00Same date182 of 365 source datesSydney01:00Next day127 of 365 source datesSydney00:00Next day56 of 365 source dates
Dates in ET · 2026
Sydney answer
Source → destination offsets
Explore
Jan 1 – Mar 766 dates
01:00Next day
UTC−05:00 → UTC+11:00
Mar 8 – Apr 428 dates
00:00Next day
UTC−04:00 → UTC+11:00
Apr 5 – Oct 3182 dates
23:00Same date
UTC−04:00 → UTC+10:00
Oct 4 – Oct 3128 dates
00:00Next day
UTC−04:00 → UTC+11:00
Nov 1 – Dec 3161 dates
01:00Next day
UTC−05:00 → UTC+11:00
Every calendar date is included, not just workdays. Date ranges include both endpoints. Based on IANA 2026e; future rules may change.
DON’T LOSE A DAY
When does ET time become a different date in Sydney?
Your complete source day: 2026-11-03. Each range shows which destination date to use.
00:00 · Same date08:00 · Next day
ET · 2026-11-0300:00–08:00UTC−05:00
→
Sydney · 2026-11-0316:00–24:00UTC+11:00 Same date
ET · 2026-11-0308:00–24:00UTC−05:00
→
Sydney · 2026-11-0400:00–16:00UTC+11:00 Next day
Range starts are included; ends are excluded. 24:00 means midnight at the end of that date. Repeated hours appear separately with their UTC offsets. The strip is proportional to elapsed time.
THE BIGGER PICTURE
A year of time differences.
How Sydney compares with ET throughout 2026.
2026
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC
+16h
+15h
+14h
+15h
+16h
Both ET and Sydney change their clocks in 2026. The chart shows whether those changes alter the difference.
One fixed start time does not fit every working day.
Your working windows never overlap on the selected host workdays this year. Adjust working days, hours or duration above, or use different seasonal meeting times.
Overnight shifts belong to their start weekday. Host workday means the source calendar date. Repeated local times use the first occurrence.
THE DETAILS THAT MATTER
ET to Sydney: useful answers
Does the ET to Sydney difference stay the same all year?
ET is 14h, 15h, or 16h behind Sydney in 2026, depending on the date. Both ET and Sydney change their clocks in 2026. The chart shows whether those changes alter the difference.
Does the ET–Sydney time difference change in 2026?
The published rules produce 5 periods with 3 different offsets in 2026. See the annual chart for the exact boundaries of each period.
Does this conversion change the calendar date?
09:00 in ET on 2026-11-03 is 01:00 in Sydney on 2026-11-04. Use the destination date when adding the meeting to a calendar.
Can ET and Sydney meet during working hours?
Your selected working windows have no shared time on 2026-11-03. The planner shows alternatives and how many minutes fall outside each person's working hours. Try another date or adjust the windows.