AIRGLOW DATA for February 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 Feb. Feb. 14-15 45 35 30 25 20 20 25 200 7 29 15-16 35 40 40: 40 25 20 25 25 250 8 31 18-19 * 35 35 35 30 25 20 25 25 30 260 9 29 19-20 40 40 35 40 45 55 60 70 70 60 55 570 11 52 20-21 * * * * 80: 80: 55: 45 40: 40: * 340 6 57 320 9 36 25-26 40 45 35 30 30 30 30 30 50 280 7 40 26-27 * 40: 35: 25 35 50 50 45 2220 57 39 Remarks : # Extrapolated or interpolated value from measurements within 10 minutes * Interrupted by accident or cloud : Poor value -- Moon shine