The following information obtained from UNAVCO's online DOI system:
(https://www.unavco.org/data/doi/search/search.html)

Shumagin GPS Network - BKON-BKON_SHUM_AK2022 P.S.
Start: 15-Jun-2022
End: 14-Nov-2022
Freymueller, Jeffrey T., Grapenthin, Ronni, Elliott, Julie L., 2022, Shumagin GPS Network - BKON-BKON_SHUM_AK2022 P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/AG3T-G492