AIRGLOW DATA for May 1994 Station: Kiso Radiation : 6300A 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 1994 1994 May May 2- 3 100 45 15 10 170 4 43 6- 7 * 30 15 25: 35: 70: 175 5 35 8- 9 75 40 35 25 20 25 25 245 7 35 9-10 20 20 35 25 70 35 25 230 7 33 12-13 90 75 25 30 35 20 25 300 7 43 105 4 26 16-17 15 15 25 * 50 1225 34 36 Remarks : # Extrapolated or interpolated value from measurements within 10 minutes * Interrupted by accident or cloud : Poor value -- Moon shine