AIRGLOW DATA for September 1993 Station: Kiso Radiation : 5893A Longitude:137ß38'E Latitude: 35ß48'N Absolute Zenith Intensity in Rayleighs J.S.T 18 19 20 21 22 23 0 1 2 3 4 5 6 Date/U.T. 9 10 11 12 13 14 15 16 17 18 19 20 21 Sum Ave 1993 1993 Sep. Sep. 14-15 20: 25: 20: 25 20 20 15 15 160 8 20 16-17 * * * 20 15 20: 20: * 25 * 100 5 20 18-19 35: 25: * 30: 35: 30: 35: * * 190 6 32 19-20 * * 35 * 35: 35 35 35 35 210 6 35 25-26 30 35: 50 115 3 38 775 28 28 Remarks : # Extrapolated or interpolated value from measurements within 10 minutes * Interrupted by accident or cloud : Poor value -- Moon shine