NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
	CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report		Month: September		Year: 1977
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	0-0-0-0	*
7 - 8	0-3-2--		*
8 - 9	3-4-4-4			*
9 - 10	3-3-2-3		*
10 - 11	0-0-0-0	*
11 - 12	5-8-8--			*
12 - 13	8-8-3-0			*
13 - 14	8-8-8-8			*
14 - 15	3-1-1-0		*
15 - 16	2-1-1-1		*
16 - 17	0-0-0-0	*
17 - 18	0-0-0-1	*
18 - 19	8-7-5-0			*
19 - 20	8-4-0-0			*
20 - 21	0-0-0-0	*
21 - 22	0-1-1-1		*
22 - 23	1-2-2-2		*
23 - 24	0-0-0-0	*
24 - 25	0-0-0-0	*
25 - 26	0-0-0-0	*
26 - 27	0-0-0-0	*
27 - 28	0-0-0-0	*
28 - 29	0-0-0-0	*
29 - 30	0-0-1-3	*
30 - 01	7-7-7--			*
	Totals	16	6
		Min.	Med.	Max.
Temp. Deg. F		33	54	80
Humidity % RH		12		92
Wind speed M/H			36	61
Water, precipitation	this month	00	tot.year:	93.7mm
			Report by: Oscar Saa