| Earlier reports | Convert Day of Year | 
Daily Report #10599
Period Covered:
08:00 PM July 20, 2025 - 07:59 PM July 21, 2025
(DOY 202/0000z - 202/2359z)
| Program | Principal Investigator | Program Title | 
|---|---|---|
| Science Observations Scheduled | ||
| 17308 | Cameron Lemon, Stockholm University | An HST Gap Program for lensed Quasars | 
| 17502 | David Thilker, The Johns Hopkins University | Resolving gas, star formation and feedback in nearby galaxies with an HST+JWST+ALMA Treasury | 
| 17724 | Geoffrey Mo, California Institute of Technology | An ultraviolet time-domain survey of the compact binary population in 47 Tucanae | 
| 17743 | Adam Riess, The Johns Hopkins University | Which dust is it? Unveiling Cosmic Mysteries by Redefining Dust and Distance in the Universe | 
| 17804 | R. O. Loyd, Eureka Scientific Inc. | STELa: Survey of Transiting Exoplanets in Lyman-alpha | 
| 17811 | Sebastian Gomez, University of Texas at Austin | Host Galaxy Imaging of Luminous Supernovae: The Missing Link of Stripped Envelope Core-Collapse Supernovae | 
| 17830 | David Jewitt, University of California - Los Angeles | The Next Interstellar Interloper | 
| 17831 | Moire Prescott, New Mexico State University | Ionization Echoes of Fading AGN | 
| 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 | 
| 17655 | Alyssa Guzman, Space Telescope Science Institute | CCD Daily Monitor (Part 3) | 
| 17666 | Aidan Pidgeon, Space Telescope Science Institute | WFC3 UVIS Bowtie Monitor | 
| 17668 | Aidan Pidgeon, Space Telescope Science Institute | WFC3 UVIS CCD Daily Monitor Part 2 | 
| 17669 | Aidan Pidgeon, Space Telescope Science Institute | WFC3 UVIS CCD Daily Monitor Part 3 | 
| 17941 | Sten Hasselquist, Space Telescope Science Institute | COS FUV LP10 Calibration I: Profiles, Traces, Sensitivities, Flat Fields, and Spatial Resolution |