[TangerineSDR] [HamSCI] Grapes Funded for 2023/2024 Eclipse Study

Kim, Hyomin hyomin.kim at njit.edu
Tue Aug 2 16:51:52 EDT 2022

Perhaps, our HamSCI magnetometer network can be implemented into this new

[image: NJIT logo] <https://www.njit.edu/> *Hyomin Kim*
Assistant Professor
Center for Solar-Terrestrial Research
Institute for Space Weather Sciences
hmkim at njit.edu • (973) 596-5704
104 Tiernan Hall, 161 Warren Street, Newark, NJ 07102

On Tue, Aug 2, 2022 at 4:32 PM Dr. Nathaniel A. Frissell Ph.D. <
nathaniel.frissell at scranton.edu> wrote:

> Hi, HamSCI!
> I’m very happy to tell you that we just received a 3-year NSF grant to use
> the Grape Personal Space Weather Stations to studying the ionospheric
> impact of the 2023 and 2024 solar eclipses, as well as ionospheric
> variability that occurs at dawn and dusk. Here are some of the science
> questions we are going to be working to address:
>    1. How do dawn and dusk ionospheric variability as observed by HF
>    Doppler shift measurements vary with local time, season, latitude,
>    longitude, frequency, distance, and direction from the transmitter?
>    2. Is eclipse ionospheric response symmetric with regard to onset and
>    recovery timing?
>    3. How similar is the eclipse to daily dawn and dusk terminator
>    passage?
>    4. Do we observe multipath HF mode-splitting in the post-eclipse
>    interval that is similar to dawn events?
>    5. How is the response different for the southward Annular eclipse in
>    2023 compared to the northward Total eclipse of 2024?
> This grant will fund about 30 Grape v2 receivers to be deployed across the
> US and Canada, as well as support for a PhD student at Case Western and MS
> Software Engineering student at Scranton. We will also work to make
> additional Grapes available for purchase to volunteers. These Grapes will
> be using signals from both WWV and CHU for these studies.
> I’d like to thank many people for helping us get this grant, including
> Kristina Collins KD8OXT, David Kazdan AD8Y, John Gibbons N8OBJ, Rachel
> Boedicker AC8XY, Christian Zorman, Bill Engelke AB4EJ, Steve Cerwin WA5FRF,
> Phil Erickson W1PJE, Mary Lou West KC2NMC, Bob Gerzoff WK2Y, Rachel
> Frissell W2RUF, and the entire HamSCI Grape Personal Space Weather Station
> team.
> Here are some press releases:
>    -
>    https://hamsci.org/article/hamsci-use-grape-personal-space-weather-stations-study-2023-and-2024-solar-eclipses
>    -
>    https://news.scranton.edu/articles/2022/08/news-faculty-nsf-eclipse-frissell-2022.shtml
> If you would like to participate, please join us at our Thursday 10 AM
> Eastern telecons! See https://hamsci.org/get-involved for more info.
> 73 Nathaniel W2NAF
> -----------------------------------------------
> Dr. Nathaniel A. Frissell, Ph.D., W2NAF
> HamSCI Lead / Assistant Professor
> Department of Physics and Electrical Engineering
> University of Scranton
> (973) 787-4506
> --
> Please follow the HamSCI Community Participation Guidelines at
> http://hamsci.org/hamsci-community-participation-guidelines.
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> https://groups.google.com/d/msgid/hamsci/A5DC9AC3-80E5-4ABE-A62A-CD628F05EDE2%40scranton.edu
> <https://groups.google.com/d/msgid/hamsci/A5DC9AC3-80E5-4ABE-A62A-CD628F05EDE2%40scranton.edu?utm_medium=email&utm_source=footer>
> .
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