2022 Sagan Summer Workshop

Exoplanet Science in the Gaia Era


All times are in the Pacific time zone

Sunday July 24: Registration Gathering

Join us for an outdoor registration gathering at Dabney Gardens from 4-6 pm, where you can pick up your registration materials, put up your printed posters, and meet your fellow attendees.

Click on the presentation titles to view the slides from each presentation. Click on (View Video) to view the presentation on the Sagan Summer Workshop YouTube channel.

Monday July 25: Astrometry Fundamentals

Time (PDT) Title (click to view presentation slides) Speaker
8:30 am Welcome and Opening Comments (view video) Dawn Gelino, Chas Beichman (Caltech/IPAC-NExScI)
9:00 am 2000 Years of Astrometry (view video) Todd Henry (Georgia State University)
10:00 am Break
10:30 am The Role of Astrometry in the Exoplanet Detection and Confirmation of Exoplanets (view video) Michael Perryman (University College Dublin)
11:15 am The Role of Astrometry in Improving Accuracy and Precision of Exoplanet Properties by Improving Stellar Parameters (view video) Dan Huber (University of Hawaii)
12:00 pm Poster Pops (14)
12:30 pm Lunch
2:00 pm Poster Session I
3:15 pm Introduction to Gaia (view video) Anthony Brown (Leiden Observatory)
4:00 pm Hands-on Session Introduction: Learn How to Access and Use Gaia Data (view video) Anthony Brown (Leiden Observatory)
5:00 pm Adjourn

Tuesday July 26: Impact of Astrometry on Stellar Astrophysics with Implications for Exoplanet Science

Time (PDT) Title (click to view presentation slides) Speaker
8:30 am Revolution in Stellar Astrophysics through Gaia (view video) Orlagh Creevey (Observatoire de la Côte d'Azur)
9:30 am Galactic Kinematics and Statistical Stellar Ages (view video) Melissa Ness (Columbia University)
10:15 am Break
10:45 am Kinematic Identification of Stellar Groups and Associations with Coherent Ages (view video) Marina Kounkel (Vanderbilt University)
11:30 am Poster Pops (12)
12:00 pm Lunch
1:30 pm Gaia plus Interferometric Observations (view video) Roxanne Ligi (Observatoire de la Côte d'Azur)
2:15 pm Know Thy Star: How Gaia Grounds Kepler, TESS, K2, and Direct Imaging) (view video) Jessie Christiansen (Caltech/IPAC-NExScI)
3:00 pm Break
3:30 pm Hands-on Session: Visualizing Gaia Data (view video) Jackie Faherty (AMNH)
5:00 pm Adjourn

Wednesday July 27: Astrometry and Companion Detection

Time (PDT) Title (click to view presentation slides) Speaker
8:30 am Gaia Exoplanet Survey: The Astrometry Revolution (view video) Alessandro Sozzetti (INAF - Osservatorio Astrofisico di Torino)
9:30 am Near-Term Exoplanet Discovery using Proper Motions (DR2,eDR3) (view video) Tim Brandt (University of California, Santa Barbara)
10:15 am Break
10:45 am Micro-arcsecond Precision Astrometry Using Long Baseline Interferometry (view video) Gail Schaefer (CHARA)
11:30 am OpenSpace Software Demonstration (view video) Emma Broman (Linköping University)
11:50 am Workshop Picture
12:00 pm Lunch
1:30 pm Poster Session II
3:00 pm Hands-on Session: Orbital Fits using Orvara (view video)
5:00 pm Adjourn

Thursday July 28: Characterizing Directly Imaged Planets and Young Brown Dwarfs

Time (PDT) Title (click to view presentation slides) Speaker
8:30 am Directly Imaged Planets (view video) Jackie Faherty (American Museum of Natural History)
9:30 am Combining Astrometry and Direct Imaging Targets (view video) Beth Biller (The University of Edinburgh)
10:15 am Break
10:45 am Resolved BD Companions: Combining Gaia and Direct Imaging (view video) Mirek Brandt (University of California, Santa Barbara)
11:30 am Astrometry and PRV Combination (view video) Pierre Kervella (Observatoire de Paris)
12:15 pm Lunch
1:45 pm Hands-on Session: Group Projects (view video)
5:00 pm Adjourn

Friday July 29: Next Steps in Astrometry

Time (PDT) Title (click to view presentation slides) Speaker
8:30 am Detecting Earths Directly and Indirectly (view video) Aki Roberge (NASA Goddard Space Flight Center)
9:15 am Advancing Astrometric Reference Frames in the Gaia Era (view video) François Mignard (Observatoire de la Côte d'Azur)
10:00 am Break
10:30 am The JASMINE Mission (view video) Daisuke Kawata (University College London)
11:00 am The Gaia NIR Mission (view video) David Hobbs (Lund Observatory)
11:30 am The TOLIMAN Mission (view video) Eduardo Bendek (NASA JPL)
12:00 pm Lunch
1:30 pm Astrometry with the Roman Space Telescope (view video) Scott Gaudi (Ohio State University)
2:00 pm Differential Astrometry (micro-arcsecond precision) for Earths (view video) Alberto Krone-Martins (University of California, Irvine)
2:30 pm Planets from Future Direct Imaging Missions: Determining Masses and Orbits (view video) Eric Mamajek (JPL)
3:00 pm Break
3:30 pm Group Project Presentations (view video)
5:00 pm Closing Comments (view video) Dawn Gelino (Caltech/IPAC-NExScI)
5:15 pm Adjourn


Workshop Code of Conduct

2022 Workshop home page

(last updated August 2nd, 2022 16:40:36)