GO 18069

Tue Sep 01 12:57:20 EDT 2026

Principal Investigator: Justin Pierel
PI Institution: The Johns Hopkins University
Investigators (XML)

Title: Requiem's Return: Precision cosmology from a decade-delayed, strongly-lensed supernova and its new sibling
Cycle: 33
External Allocation: 14 orbits
Proprietary Period: 6 months

Program Status: Implementation

Program Coordinator: Blair Porterfield Contact
Contact Scientist: Sachindev Shenoy Contact

Program Contents

• APT File
• Formatted Listing
• Public PDF
• HST Archive Information

Visit Status Information (XML)

Requests

• Report a duplication of an observation in this program by another HST program.
• Request a program change.
• Report an observing problem.

Related Programs

• 18452: Requiem's Return: Precision cosmology from a decade-delayed, strongly-lensed supernova and its new sibling