The chat takes place on Saturdays at 18:00 UTC+0, meaning 6pm in Coordinated Universal Time. (UTC+0 used to be known as Greenwich Mean Time.)
Here are some common conversions, or you can go to TimeZoneConverter.com.
- Johannesburg UTC+2 : 8pm/20:00
- London UTC+0 : 6pm/18:00
- New York UTC-4 or -5: 1pm/13:00 or 2pm/14:00
- Los Angeles UTC-7 or -8: 10am/10:00 or 11am/11:00