[meteorite-list] One of the strongest known solar storms blasted Earth in 660 B.C.

[Paul]

One of the strongest known solar storms blasted
Earth in 660 B.C. Traces left in ice cores and tree
rings allowed researchers to estimate the storm’s
power, Carolyn Grambling, March 11, 2019
https://www.sciencenews.org/article/one-strongest-known-solar-storms-blasted-earth-660-bc

Ice cores reveal huge solar storm struck Earth around 660 BC
Hamish Johnston, Physics World, March 12, 2019
https://physicsworld.com/a/ice-cores-reveal-huge-solar-storm-struck-earth-around-660-bc/

The paper is:

O’Hare, P., Mekhaldi, F., Adolphi, F., Raisbeck, G.,
Aldahan, A., Anderberg, E., Beer, J., Christl, M.,
Fahrni, S., Synal, H.A. and Park, J., 2019.
Multiradionuclide evidence for an extreme solar
proton event around 2,610 BP (660 BC).
Proceedings of the National Academy of
Sciences, p.201815725.
https://www.pnas.org/content/early/2019/03/05/1815725116.short

Yours,

Paul H.