Space environment data acquisition monitor onboard Himawari-8 for space environment monitoring on the Japanese meridian of geostationary orbit

Earth, Planets and Space

Table 1 Specifications of SEDA

Items	Description
Number of channels	Protons: 8 (8 individual sensor elements)
	Electrons: 8 (8 stacked plates in one element)
Energy range	Protons: 15–100 MeV
	Electrons: 0.2–4.5 MeV
Time resolution	10 s
Field of view	Protons: ±39.35°
	Electrons: ±78.3°