ULTRA VIOLET DATA- Southern Hemisphere
TAKEN AT COLO HIGH SCHOOL, NORTH RICHMOND, N.S.W. AUSTRALIA.
Height above sea level: 35 metres
Longitude: 150o42'
Latitude: 33o34'
RECORDS TAKEN FROM MAY 1993 ONWARDS, USING A BLUEWAVE BW-10 U.V. METER.

Index:
1.Spreadsheets:
 
1993 Jan Feb March April May June July August Sept Oct Nov Dec
1994 Jan Feb March April May June July August Sept Oct Nov Dec
1995 Jan Feb March April May June July August Sept Oct Nov Dec
1996 Jan Feb March April May June July August Sept Oct Nov Dec
1997 Jan Feb March April May June July August Sept Oct Nov Dec
1998 Jan Feb March April May June July August Sept Oct Nov Dec
1999 Jan Feb March April May June July August Sept Oct Nov Dec
2000 Jan Feb March April May June July August Sept Oct Nov Dec
2.Graphs:
 
1993 Jan Feb March April May June July August Sept Oct Nov Dec
1994 Jan Feb March April May June July August Sept Oct Nov Dec
1995 Jan Feb March April May June July August Sept Oct Nov Dec
1996 Jan Feb March April May June July August Sept Oct Nov Dec
1997 Jan Feb March April May June July August Sept Oct Nov Dec
1998 Jan Feb March April May June July August Sept Oct Nov Dec
1999 Jan Feb March April May June July August Sept Oct Nov Dec
2000 Jan Feb March April May June July August Sept Oct Nov Dec

This index is in the process of being constructed on a monthly basis. Eventually it will be possible to compare the U.V. intensity for the  same month in each year and PREDICT U.V. intensity for most atmospheric conditions at the site.

Key to cloud ratings:
1. Nimbo-Stratus 2. Cumulus 3. Strato-Cumulus 4. Stratus 5. Alto-Cumulus 6. Alto-Stratus 7. Cirrus
Minutes needed to burn skin by:
                            Skin type and U.V. intensity (U.V. index & mw/m2)
Skin 
type

(25)

(50)
2.5 
(63)

(75)
3.5 
(88)
4.0 
(100)
4.5 
(112)
5.0 
(125)
5.5 
(133)
6.0 
(150)
6.5 
(163)
7.0 
(175)
7.5 
(188)
8.0 
(200)
9.0 
(225)
1 104 52 42 35 30 26 23 21 19 17 16 15 14 13 12
2 140 70 56 47 40 35 31 28 25 23 22 20 19 18 16
3 192 96 77 64 55 48 43 38 35 32 30 27 26 24 21
4 233 117 93 78 67 58 52 47 42 39 36 33 31 29 26
5 285 143 114 95 82 71 63 57 52 48 44 41 38 36 32
6 376 188 150 125 107 94 84 75 68 63 58 54 50 47 42


(C) Tim Midgley, Science Faculty, Colo High School,For N.S.W. Dept. Education & Training, modified 29th October,1999.