2.5.0 spase://IUGONET/Instrument/KMO-JMA/KNY/Magnetogram Variometers and Absolute Instruments 2013-02-15T00:00:00 Variometers: Torsion magnetometers (H,D and Z). Absolute Instruments: Magnetometer theodolite (D and I) and proton precession magnetometer (F). spase://IUGONET/Person/Chosaka.KMO-JMA GeneralContact Magnetometer JMA magnetometer spase://IUGONET/Observatory/KMO-JMA/KNY