2.2.2 spase://VMO/NumericalData/Geotail/MGF/PT64S Geotail KP Magnetic Field Data (64s) 2010-04-05T22:16:33Z This data set contains the investigator-selected Key Parameters from the Magnetic Field instrument (MGF) on Geotail, as made available via NSSDC's interactive WWW interface CDAWeb. Selected references: Kokubun, S., et al., Magnetic field measurement (MGF), In Geotail Prelaunch Report, SES-TD-92-007SY, Institute of Space and Astronautical Science, SES Data Center, pp. 58-70, Apr. 1992. Nishida, A., et al., Geotail mission to explore earth's magnetotail, EOS, 73, No. 40, Oct. 1992. Kokubun, S., et al., The GEOTAIL Magnetic Field Experiment, J. Geomag. Geoelectr., 46, No. 1, 7-21, 1994. Data were provided by T. Nagai at Institute of Space and Astronautical Science, JAXA in Japan. spase://SMWG/Person/Tsugunobu.Nagai PrincipalInvestigator spase://SMWG/Person/Donald.H.Fairfield Scientist spase://SMWG/Person/Jan.Merka MetadataContact The Geotail Magnetic Field Experiment (MGF) http://www.darts.isas.ac.jp/stp/geotail/jgg_mgf.pdf Reprint of Kokubun, S., T. Yamamoto, M. H. Acuna, K. Hayashi, K. Shiokawa, and H. Kawano, The Geotail Magnetic Field Experiment, J. Geomag. Geoelectr., 46, 7-21, 1994. Key Parameters GE_K0_MGF from the Geotail Magnetic Field Instrument (MGF) in CDF http://nssdc.gsfc.nasa.gov/nmc/datasetDisplay.do?id=SPHE-00568 spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb Online Open FTP access to files at SPDF ftp://spdf.gsfc.nasa.gov/pub/data/geotail/mgf HTTP access to files at SPDF http://spdf.gsfc.nasa.gov/pub/data/geotail/mgf In CDF via HTTP from SPDF CDAWeb http://cdaweb.gsfc.nasa.gov GE_K0_MGF CDF None spase://SMWG/Instrument/Geotail/MGF MagneticField 1992-09-04T19:14:06 -P0D PT64S Heliosphere.NearEarth Earth.Magnetosheath Earth.Magnetosphere Earth.Magnetosphere.Magnetotail Switched from outer magnetometer to inner in January 2007. This data is computed with a preliminary algorithm and is not necessarily complete nor is it certified by the experimenters or considered publishable. Time Epoch Time in miliseconds since CDF epoch ms 1e-3>s 01-Aug-1992 00:00:00.000 31-Dec-2000 23:59:59.000 -1.0E31 Temporal Time Time_PB5 Time as an array (year, day of year and elapsed milliseconds of day). 3 Year 1 year 1992 2020 -2147483648 Day of Year (jan 1 = day 1) 2 day 1 366 -2147483648 Elapsed ms of day 3 ms 0 86399000 -2147483648 Temporal Time of day MSEC Elapsed milliseconds of day ms 0 86400000 -2147483648 Temporal Magnetic Field Intensity IB Observed magnetic field intensity 0.1nT 1e-10>T -32768 32767 -32768 Average Magnitude Magnetic Magnetic Field (GSE) IB_vector Observed magnetic field vector in GSE coordinates 0.1nT 1e-10>T Cartesian GSE 3 Bx Component.I 1 -32768 32767 -32768 By Component.J 2 -32768 32767 -32768 Bz Component.K 3 -32768 32767 -32768 Average Vector Magnetic B RMS (sensor coord) IS_vector Standard deviation of sin fitting for magnetic field in sensor coordinates 0.01nT 1e-11>T Cartesian SC 3 Bx-RMS Component.I 1 -32768 32767 -32768 By-RMS Component.J 2 -32768 32767 -32768 Bz-RMS Component.K 3 -32768 32767 -32768 StandardDeviation Vector Magnetic MGF Range RANGE_STATUS Range status of the fluxgate magnetometer. * 0 = Not valid * 1 = +/- 16 nT * 2 = +/- 64 nT * 3 = +/- 256 nT * 4 = +/- 1024 nT * 5 = +/- 4096 nT * 6 = +/- 16384 nT * 7 = +/- 65536 nT 1 7 -32768 Other Satellite Position (GSE) POS Satellite position vector in GSE coordinates km 1e3>m 3 X-GSE Component.I 1 -1800000.0 1800000.0 -1.0E31 Y-GSE Component.J 2 -1800000.0 1800000.0 -1.0E31 Z-GSE Component.K 3 -1800000.0 1800000.0 -1.0E31 Positional Data Quality Flag DQF Data quality flag: Good/Bad/Fill (0: good; 1,2,3: poor 4: fill value) 0 4 -2147483648 Other Post Gap Flag Gap_Flag Post gap flag. * 0: no gap occurred; * 1: gap occurred because SIRIUS data were illegal or because the instrument was not in a mode that allowed KP's * 2: gap occurred because of the jump of MGF RANGE or MGF SENSE during 64 s 0 2 -2147483648 Other