IXPE GO Cycle 4: Joint Observations with Swift Removed
On or about 8 September 2026, joint observations with Swift were removed from IXPE GO Cycle 4. The due date for Phase-1 Proposals (submitted via ARK RPS) remains 17 September 2026. The post IXPE GO Cycle 4: Joint Observations with Swift Removed appeared first on NASA Science .
IXPE GO Cycle 4, the Joint Observations with Swift have been removed. Proposals for investigations in any area of astrophysics are still being accepted by IXPE. The deadline for Phase-1 Proposals is still on 17 September 2026. Queries about IXPE should be directed to Hashima Hasan at hhasan@nasa.gov, while technical queries should be addressed to Kavitha Arur at kavitha.arur@nasa.gov. General inquiries regarding D.3 AGIGO can be sent to Roopesh Ojha at roopesh.ojha@nasa.gov.
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