AIRGLOW DATA

                            for May 1992

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
1992                                                                                          1992
May                                                                                            May
1- 2                       *  130:   125   105   110   120  105:   85:                         780     7   111
2- 3                             *   175   150   155     *  125:     *                         605     4   151
3- 4                          110:  115:   95:  125:   110   125     *                         680     6   113
4- 5                          105:  135:  130:   145   150   150   170                         985     7   141
5- 6                                125:  130:   150   125     *  175:                         705     5   141
                                                                                               655     4   164
30-31                            *     *  115:  150:   180   210                              4410    33   134

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