NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report Month: October Year: 1983
Date Cloud cover Photometric Useful Useless
1 - 2 0 - 0 - 0 - 0 *    
2 - 3 0 - 0 - 0 - 0 *    
3 - 4 0 - 0 - 0 - 0 *    
4 - 5 0 - 0 - 0 - 0 *    
5 - 6 0 - 0 - 0 - 0 *    
6 - 7 1 - 1 - 1 - 1   *  
7 - 8 1 - 1 - 1 - 1   *  
8 - 9 0 - 0 - 0 - 0 *    
9 - 10 1 - 0 - 0 - 0 *    
10 - 11 0 - 0 - 0 - 0 *    
11 - 12 0 - 0 - 0 - 0 *    
12 - 13 0 - 0 - 0 - 0 *    
13 - 14 3 - 4 - 4 - 4     *
14 - 15 1 - 0 - 0 - 0 *    
15 - 16 2 - 3 - 2 - 1   *  
16 - 17  0 - 0 - 0 - 0 *    
17 - 18 0 - 1 - 0 - 0   *  
18 - 19 3 - 5 - 5 - 6     *
19 - 20 0 - 0 - 0 - 0 *    
20 - 21 0 - 0 - 0 - 0 *    
21 - 22 0 - 0 - 0 - 0 *    
22 - 23 0 - 0 - 0 - 0 *    
23 - 24 0 - 0 - 0 - 0 *    
24 - 25 0 - 0 - 0 - 0 *    
25 - 26 1 - 1 - 3 - 5   *  
26 - 27 0 - 1 - 2 - 5   *  
27 - 28 0 - 0 - 0 - 0 *    
28 - 29 1 - 1 - 0 - 0   *  
29 - 30 0 - 0 - 0 - 0 *    
30 - 31 0 - 0 - 0 - 0 *    
31 - 01 0 - 0 - 0 - 0 *    
Totals 22 7 2
Min. Med. Max.
Temperat. deg.F   40 50 - 60 77
Humidity % RH   5 20 - 30 97
Wind speed M/H   00 10 42
Water, precipitation this month 00 tot.year: 200.2
Report by: Oscar Saa