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2026 Sagan Summer Workshop Agenda



Monday July 20

Time (PDT) Title Speaker
8:30 am Welcome and Opening Comments
9:00 am Introduction to Roman
9:30 am Introduction to Microlensing and Its Historical Perspectives
10:15 am Break
10:45 am Planet Populations, or Why Do We Need Roman
11:30 am Introduction to Other Microlensing Sources
12:00 pm Poster Pops I
12:30 pm Lunch
1:30 pm Poster Session I
2:15 pm Theory of Planet Formation and Planetary System Architectures
3:00 pm Introduction to the Galactic Bulge Time Domain Survey
3:30 pm Break
4:00 pm Introduction to Hands-On Session I
4:20 pm Introduction to Hands-On Session II
4:40 pm Adjourn

Tuesday July 21

Time (PDT) Title Speaker
8:30 am Fundamentals of Microlensing
9:00 am Higher-Order Effects in Microlensing
9:30 am Microlensing Planet Host Star Characterization
10:00 am Break
10:30 am Challenges in Roman Microlensing
11:00 am Roman Microlensing Planet Yields
11:30 am Dealing with Dust in the Galactic Plane
12:00 pm Poster Pops II
12:30 pm Lunch
1:30 pm Hands-On Session I
5:00 pm Adjourn
5:30 pm Optional Dinner

Wednesday July 22

Time (PDT) Title Speaker
8:30 am Fundamentals of Transiting Planets
9:00 am Challenges with Roman Transits
9:30 am Roman Transiting Planet Yields
10:00 am Break
10:30 am Galactic Context
11:00 am Introduction to Microlensing Occurrence Rate Methods
11:30 am Introduction to Transit Occurrence Rate Methods
12:00 pm Completing the Galactic Census of Planets: Combining Microlensing and Transit Demographics
12:30 pm Lunch
1:30 pm Poster Session II
2:15 pm Hands-On Session II
5:00 pm Adjourn

Thursday July 23

Time (PDT) Title Speaker
8:30 am Microlensing Pipelines: From Pixels to Lightcurves (AKA the Challenges of Crowded Field Photometry and Astrometry)
9:00 am Microlensing Pipelines: From Lightcurves to Characterization (AKA the Pros and Cons of Different Microlensing Event Modeling Techniques)
9:30 am Transit Pipelines
10:00 am Characterizing Transit Host Stars
10:30 am Break
11:00 am Non-Exoplanet Science with the GBTDS (Astrophysics)
11:45 am Non-Exoplanet Science with the GBTDS (Solar System)
12:15 pm Group Photo
12:30 pm Lunch
1:30 pm Hands-on Session: Group Projects
5:00 pm Adjourn

Friday July 24

Time (PDT) Title Speaker
8:30 am Precursor Observations (Euclid, HST)
9:00 am Individual Microlensing Event Follow-Up with Big Telescopes
9:30 am Contemporaneous Microlensing Surveys
10:00 am Contemporaneous Time Domain Surveys
10:30 am Break
11:00 am The Roman GPS and How It Can Be Used to Expand on Microlensing and Transit Surveys
11:30 am Panel: Exoplanet Demographics Opportunities with Roman GO Time
12:15 pm Lunch
1:15 pm How Roman Science Leads to HWO
1:45 pm How Roman Coronagraph Technology Leads to HWO
2:15 pm Break
2:45 pm Group Project Presentations
4:45 pm Closing Comments
5:00 pm Adjourn

Questions? Sagan_Workshop@ipac.caltech.edu

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(last updated December 17th, 2025 22:19:03)