NSF award 2535911 · University of Hawaii

Collaborative Research: Research Infrastructure: The Simpson Neutron Monitor Network

Final report due

28 September 2029

in 1,076 days · The award ends on 31 May 2029.

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Decide about an extension31 Jan 2029in 836 days
award ending 2029-05-31 · Research.gov
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Extension request16 Apr 2029in 911 days
award ending 2029-05-31 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 May 2029in 946 days
award ending 2029-05-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due28 Sep 2029in 1076 days
award ending 2029-05-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due28 Sep 2029in 1076 days
award ending 2029-05-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out28 Sep 2029in 1076 days
award ending 2029-05-31 · Research.gov
PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 31 May 2029.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 28 September 2029.

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Award card

Award number: 2535911
Period of support: 15 Jun 2026 – 31 May 2029
Amount: $922,511
Awardee: University of Hawaii, Honolulu, HI
Program: Upper Atmospheric Facilities
Directorate: GEO

Abstract

This award provides funding for the operation and maintenance of the Simpson Neutron Monitor Network Facility. The network consists of ground-based particle detectors designed to monitor the intensity of cosmic rays striking the Earth’s atmosphere. Analysis of these data can help build an understanding of the Sun’s influence on the Solar System. At ground level, cosmic rays are not hazardous because of the shielding…

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