GO 18452

Tue Sep 01 04:11:58 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: 34
External Allocation: 12 orbits
Proprietary Period: 6 months

Program Status: Implementation

Program Coordinator: Blair Porterfield Contact
Contact Scientist: Amanda Pagul Contact

Program Contents

• APT File
• Formatted Listing
• Public PDF

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Requests

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

Related Programs

• 18069: Requiem's Return: Precision cosmology from a decade-delayed, strongly-lensed supernova and its new sibling