| OBSERVING STATISTICS | ||||||
| July - December 2000 | ||||||
| Clear Nights* | Photometric Nights | Number of Observation Hours | Average Nocturnal Temperture (ºC) | Average Nocturnal Wind Speed (m/s) | Average Nocturnal Humidity (%) | |
| July | 25 | 21 | 188 | 16.2 | 3.4 | 46.6 |
| August | 17 | 12 | 156 | 15.3 | 4.3 | 43.0 |
| September | 20 | 11 | 214 | 12.9 | 4.3 | 50.8 |
| October | 14 | 3 | 153 | 7.0 | 4.6 | 64.1 |
| November | 13 | 5 | 169 | 2.4 | 6.9 | 60.5 |
| December | 9 | 0 | 129 | 5.0 | 4.0 | 40.1 |
| Total number of clear nights from July 1 until December 31, 2000: 98 | ||||||
| *A clear night is when the sky is 70% clear for more than 6 hours | ||||||
| Comments and suggestions to H. Frahm (frahm@caha.es) | ||||||
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