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September 2025

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Saturday, September 6th, 2025
2:00pm – 5:00pm
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Wedding Photography: Piliosian/Khodabakhshian Party

Sites designated as approved for commercial still photography
2:00pm – 5:00pm
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Wedding Photography: Poghosyan/Kokajian Wedding Party

Sites designated as approved for commercial still photography
4:00pm – 6:30pm
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Wedding Photography: Artounian Party

Sites designated as approved for commercial still photography
Monday, September 15th, 2025
7:30pm – 9:30pm
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Astronomy on Tap

"Balloon-Borne Telescopes" and "Living on Mars"
Susan Redmond, Optical Engineer, NASA JPL,
Adam Steltzner, Chief Engineer, NASA JPL,
  • Public Event
Thursday, September 18th, 2025
8:00am – 9/20 5:00pm
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International Student Orientation: iBegin@Caltech

  • Academic
Saturday, September 20th, 2025
7:30pm – 10:00pm
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Joselyn & Don and The Odd Birds

Off Campus
  • Public Event
Sunday, September 21st, 2025
10:00am – 4:00pm
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New Student Check-In for Undergraduates

  • Academic
10:00am – 9/28 4:00pm
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New Student Orientation for Undergraduates

  • Academic
Monday, September 22nd, 2025
9:00am – 4:00pm
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New Student Check-in for Graduates

  • Academic
12:00pm – 9/26 5:00pm
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New Student Orientation for Graduates

  • Academic
Thursday, September 25th, 2025
10:30am – 12:00pm
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Campus History & Architectural Tour

Athenaeum
  • Public Event
1:00pm – 5:00pm
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Undergraduate Academic Standards and Honors Committee Meeting

  • Academic
Friday, September 26th, 2025
11:00am – 1:00pm
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Wildlife and health experts give advice about coyotes

Hameetman Center Patio
  • Public Event
7:30pm – 9:00pm
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TACIT presents Comedy Improv Show!

Ramo Auditorium
  • Public Event
Monday, September 29th, 2025
12:00am – 9/30 12:00am
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Beginning of Instruction of Fall Term

  • Academic