The Center for Heliospheric Science - public:chspubwiki:bcmmo:spm https://chs.isee.nagoya-u.ac.jp/scwiki/ 2026-04-06T10:23:32+00:00 The Center for Heliospheric Science https://chs.isee.nagoya-u.ac.jp/scwiki/ https://chs.isee.nagoya-u.ac.jp/scwiki/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2026-02-26T03:54:23+00:00 Anonymous (anonymous@undisclosed.example.com) start https://chs.isee.nagoya-u.ac.jp/scwiki/doku.php?id=public:chspubwiki:bcmmo:spm:start&rev=1772078063&do=diff Wiki for Solar Particle Monitor (SPM) onboard BepiColombo Mercury Magnetospheric Orbiter (BC/MMO) The Solar Particle Monitor (SPM) onboard MMO is a particle detector which is part of the housekeeping sensors (not the scientific instruments) of MMO. It consists of two silicon photo diodes (SPM1 and SPM2) with an effective area of 10 mm x 10 mm and a depletion layer thickness of 0.3 mm. Each sensor collects counts of incident particles with four different deposited energy channels (Lv.1, 2, 3,…