Earlier reports Convert Day of Year

The Hubble Space Telescope

Unlocking the Secrets of the Universe

Daily Report #10604

Period Covered:
08:00 PM July 25, 2025 - 07:59 PM July 26, 2025
(DOY 207/0000z - 207/2359z)

Program Principal Investigator Program Title
Science Observations Scheduled
17731 Alex Filippenko, University of California - Berkeley Are All Type IIn Supernovae Terminal Explosions?
17755 David Trilling, Northern Arizona University An HST Snapshot test of a long-standing mystery in the outer Solar System
17770 Daichi Hiramatsu, Harvard University Unveiling the Progenitors of Interacting Supernovae with Resolved Host Galaxy Imaging in the Rest-Frame UV
17833 Julianne Dalcanton, University of Washington Bringing HST to the VLA: The Interaction of Stars and Gas in the Local Group
17915 Adam Riess, The Johns Hopkins University Completing the HST+Gaia Reference Sample to Optimize the Measurement of the Hubble Constant
17925 Paul Bennet, Space Telescope Science Institute 20 Years of time baseline, The 3D kinematics of Centaurus A
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
17669 Aidan Pidgeon, Space Telescope Science Institute WFC3 UVIS CCD Daily Monitor Part 3
17692 Frederick Dauphin, Space Telescope Science Institute WFC3 CSM Monitor with Earth Flats
17886 Anna Payne, Space Telescope Science Institute COS LP7/10 FUV Target Acquisition Enabling and Verification
17940 Sten Hasselquist, Space Telescope Science Institute COS FUV LP7 Calibration: Profiles, Traces, Sensitivities, Flat Fields, and Spatial Resolution
17941 Sten Hasselquist, Space Telescope Science Institute COS FUV LP10 Calibration I: Profiles, Traces, Sensitivities, Flat Fields, and Spatial Resolution
Other Observations Scheduled
15601 David Sahnow, Space Telescope Science Institute COS FUV DCE Memory Dump