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American Crystallographic Association
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October 2026
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
27
28
29
30
Thursday, October 1
Friday, October 2
Saturday, October 3
Sunday, October 4
Monday, October 5
Tuesday, October 6
Wednesday, October 7
Thursday, October 8
Friday, October 9
Saturday, October 10
Sunday, October 11
Sunday, October 11, 2026
to Tuesday, October 27, 2026

First day of a 17-day event
Monday, October 12
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Tuesday, October 13
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Wednesday, October 14
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Thursday, October 15
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Friday, October 16
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Saturday, October 17
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Sunday, October 18
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Monday, October 19
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Tuesday, October 20
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Wednesday, October 21
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Thursday, October 22
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Thursday, October 22, 2026
12:00 PM - 1:00 PM EDT

Friday, October 23
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Saturday, October 24
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Sunday, October 25
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Monday, October 26
Sunday, October 11, 2026
to Tuesday, October 27, 2026

17-day Event
Tuesday, October 27
Sunday, October 11, 2026
to Tuesday, October 27, 2026

Last day of a 17-day event
Wednesday, October 28
Thursday, October 29
Friday, October 30
Saturday, October 31