2.5.0 spase://IUGONET/NumericalData/ISEE/GPS/KTB/S4 Scintillation index (S4) obtained by single-frequency GPS receivers at Kototabang, Indonesia (text format) 2014-09-22T01:00:00 Scintillation index (S4) calculated from intensities of the GPS L1 signals observed by single-frequency GPS receivers at a sampling rate of 20 Hz at Kototabang, Indonesia. If you would like to use this data for scientific purpose, please contact the PI, Yuichi Otsuka of Institute for Space-Earth Environmental Research, Nagoya University, Furo-cho, Chikusa-ku, Nagoya, Aichi 464-8601, Japan. Please refer "Otsuka, Y., K. Shiokawa, and T. Ogawa, Equatorial ionospheric scintillations and zonal irregularity drifts observed with closely-spaced GPS receivers in Indonesia, J. Meteor. Soc. Japan, 84A, 343-351, 2006". spase://IUGONET/Person/Yuichi.Otsuka PrincipalInvestigator spase://IUGONET/Person/Kazuo.Shiokawa CoInvestigator spase://IUGONET/Person/ISEE.Metadata.Management.Group MetadataContact spase://IUGONET/Repository/ISEE/GPS Online Open Website of Scintillation Index (S4) and Drift Velocity http://stdb2.isee.nagoya-u.ac.jp/QL-S4/index.html Scintillation index (S4) calculated from intensities of the GPS L1 signals observed by single-frequency GPS receivers at a sampling rate of 20 Hz at Kototabang, Indonesia. EN Text.ASCII spase://IUGONET/Instrument/ISEE/GPS/KTB/GPS ElectricField 2003-01-19T00:00:00 -P5D P1D Earth.NearSurface.Ionosphere.FRegion Spherical WGS84 -0.2 -0.2 -0.2 100.32 100.32 100.32 EARTH SCIENCE, Ionosphere, scintillation, GPS, plasma bubble scintillation index (S4) Amplitude scintillation index (S4) of GPS L1 signal 0.0 1.0 StandardDeviation Other