GPRV workshop

All Souls College, Oxford

28-31 March 2022




Recorded talks, tutorials and discussions available here:

Programme

Day 1 (Monday, 28 March 2022)

12:00 Arrival and lunch

13:30 Suzanne Aigrain: Welcome

Chair: Belinda Nicholson

13:45: Oscar Barragán: Modelling stellar activity variations in the time domain

14:15 Jean-Baptiste Delisle: A Fast GP model for the joint analysis of RV and activity indicators time series

14:45 Sam Halverson: Activity Studies of the Sun as a Star

15:15: Poster talks

15:30 Tea break

16:00 Dan Foreman-Mackey: Scalable GP inference (tutorial)

Social event

Day 3 (Wednesday, 30 March 2022)

Chair: Oscar Barragán

9:30 Rodrigo Luger: Interpretable Gaussian processes for stellar variability in EPRV datasets

10:00 Two tutorials in parallel:

Yinan Zhao: SOAP-GPU: Efficient Spectral Modelling of Stellar Activity Using Graphical Processing Units

Rodrigo Luger: starry and starry-process

11:00 Coffee break

11:30 David Hogg: Modelling the full stellar surface, and all the pixels of the spectrum (discussion)

12:30 Lunch

Chair: Norbert Zicher

14:00 João Faria: Stellar activity at the cm/s level with ESPRESSO

14:30 Marina Lafarga Magro: Activity effects on stellar spectra

15:00 Belinda Nicholson: Interpreting the hyper-parameters of GP models for activity

15:30 Tea break

16:00 Claudia Di Maio: Optimization of the radial velocity extraction in young/active stars

16:30 Alejandro Suárez Mascareño: V1298 Tau - Extracting planetary signals in extreme stellar activity

17:00 Louise Nielsen: RVs of young, active stars (discussion)

Social event

Day 4 (Thursday, 31 March 2022)

Chair: Haochuan Yu

9:30 Khaled Al Moulla: Radial Velocity Dependence on Line Formation Temperature

10:00 Eric B. Ford: GPs modeling of NEID solar spectra with an emphasis on granulation

10:30 Sharon Xuesong Wang: Modeling Stellar Oscillations in Simultaneous Photometry and RVs

11:00 Coffee break

11:30 Heather Cegla / Jennifer Burt: The EPRV roadmap (discussion)

12:30 Lunch

End of conference