Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #10691

Period Covered:
08:00 PM October 20, 2025 - 07:59 PM October 21, 2025
(DOY 294/0000z - 294/2359z)

Program Principal Investigator Program Title
Science Observations Scheduled
17704 Andreas Sander, Astronomisches Rechen-Institut Heidelberg Mapping the iron abundances and winds of the OB population across the Magellanic Bridge
17709 Nicole Arulanantham, Schmidt Sciences Measuring Lyman-alpha Propagation in Planet-Forming Circumstellar Disks
17724 Geoffrey Mo, California Institute of Technology An ultraviolet time-domain survey of the compact binary population in 47 Tucanae
17765 Matt Nicholl, Queen's University Belfast GHOSTBUSTERS: Determining the origin of tidal disruption events with a high-resolution survey of their host galaxies
17794 Sudeshna Boro Saikia, University of Vienna FUV flux of nearby exoplanet host stars in the Ariel target list
Calibration Observations Scheduled
17631 Matthew Dallas, Space Telescope Science Institute STIS CCD Dark Monitor Part 3
17633 Joshua Lothringer, Space Telescope Science Institute STIS CCD Bias and Read Noise Monitor Part 2
17649 Karl Gordon, Space Telescope Science Institute Monitoring the 3 Primary White Dwarf Standard Stars
17651 Christopher Clark, Space Telescope Science Institute - ESA - JWST ACS CCD Stability Monitor
17669 Aidan Pidgeon, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor Part 3
17670 Isabel Rivera, Space Telescope Science Institute WFC3 UVIS CCD Unflashed (CTE) Monitor
17692 Frederick Dauphin, Space Telescope Science Institute WFC3 CSM Monitor with Earth Flats