NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report
Month: August
Year: 1986
Date
Cloud cover
Photometric
Useful
Useless
1 - 2
7-7-7-7
*
2 - 3
7-7-7-7
*
3 - 4
0-0-0-0
*
4 - 5
3-4-4-3
*
5 - 6
0-1-4-4
*
6 - 7
7-7-5-1
*
7 - 8
4-6-5-4
*
8 - 9
4-2-2-1
*
9 - 10
7-5-4-7
*
10 - 11
7-8-8-8
*
11 - 12
6-7-8-8
*
12 - 13
6-8-8-8
*
13 - 14
8-8-8-8
*
14 - 15
4-1-1-0
*
15 - 16
0-0-0-0
*?
16 - 17
0-0-0-0
*?
17 - 18
2-2-4-2
*
18 - 19
0-0-0-0
*
19 - 20
0-1-7-8
*
20 - 21
8-8-8-8
*
21 - 22
8-8-7-5
*
22 - 23
4-5-6-7
*
23 - 24
5-6-7-8
*
24 - 25
5-5-4-2
*
25 - 26
2-1-0-0
*
26 - 27
0-0-0-0
*
27 - 28
1-0-0-0
*
28 - 29
1-1-1-1
*
29 - 30
2-1-0-0
*
30 - 31
2-3-1-1
*
31 - 01
1-0-0-0
*
Totals
7
14
10
Min.
Med.
Max.
Temp. Deg. F
25
~50
71
Humidity % RH
<10
~30
96
Wind speed M/H
0.0
~20
52
Water, precipitation
this month
~8.5
tot.year:
54.0
Report by: Oscar Saa