AIRGLOW DATA

                            for September 1991

Station:    Kiso                                          Radiation : 5577A

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
1991                                                                                          1991
Sep.                                                                                          Sep.
9-10                       *  405:   455   325  270:   210   190   240                        2095     7   299
11-12                    215   215   240   190   225   235   260   245   185                  2010     9   223
16-17                                     295:  220:   165   130   115  125:                  1050     6   175
19-20                                                          *   190   195                   385     2   193
                                                                                              5540    24   231

Remarks : # Extrapolated or interpolated value from measurements within 10 minutes
          * Interrupted by accident or cloud  : Poor value  -- Moon shine