ABCDEFGHIJKLMNOPQRSTUV
1
Time (mins)
VO2max (watts)
2
0Very low-20-23.6-3.4-27.0-2000.0
3
Effect of Temp on Endurance Performance
0.15Low-19-22.3-3.3-25.7-195-0.6
4
Effect of temperature of cycling speed and watts (VO2max vs aero)....also works with running
0.29Medium-18-21.1-3.2-24.4-1810-1.1
Woa, are you sure?!
5
.........................INPUTS..................................................
0.44High-17-19.9-3.1-23.1-1715-1.4
That's a big change!
6
0.63Very high-16-18.8-3.0-21.9-1620-1.7
That's a definate improvement!
7
Temp during event ☀️
30.0 degCelsius30.0 deg0.79Extreme-15-17.7-2.9-20.7-1525-2.0
A small improvement
8
Likley Temp during your race?
Equal to 86 Farenheit3072.0 deg86-14-16.7-2.9-19.5-1430-2.3
No change
9
same as max in Nangqian (China)
86
10
Humidity (if known)
5088.786.65
if e10 > 85.0 and h9 >= 80.0 and h9 <= 87.0 then ((-42.379 + 2.04901523*h9 + 10.14333127*e10 - .22475541*h9*e10 - .00683783*h9*e10 - .05481717*h9*e10 + .00122874*h9*h9*e10 + .00085282*h9*e10*e10 - .00000199*h9*h9*e10*e10) + (( e10-85.0 )/10.0) *((87.0-h9)/5.0)), (-42.379 + 2.04901523*h9 + 10.14333127*e10 - .22475541*h9*e10 - .00683783*h9*e10 - .05481717*h9*e10 + .00122874*h9*h9*e10 + .00085282*h9*e10*e10 - .00000199*h9*h9*e10*e10)
0
Heat Index = OK
11
humidity
Heat Index = Caution
30deg Celsius
80
Heat Index = Caution
-13-15.7-2.8-18.4-1340-2.8
A small increase
12
90
Heat Index = Risky
13
Event Duration ⏳
420 mins aka 7hrs0.5106
Heat Index = Danger
-12-14.7-2.7-17.4-1250-3.3
A big deterioration in aero!
14
Estimate time to complete
420130
Heat Index = Extreme
-11-13.8-2.6-16.3-1160-3.7
15
-10-12.9-2.5-15.3-1070-4.1
16
Your average solo speed
28.0kph1.474594885-9-12.0-2.4-14.4-980-4.5
17
Usual riding (or running) speed
28.0126.8909408-8-11.2-2.3-13.5-890-4.9
18
.........................OUTPUTS..................................................
-7-10.5-2.2-12.6-7105-5.5
19
-6-9.8-2.1-11.8-6120-6.0
20
allow 10s to calculate
Effect of Heat on your VO2max @ 30deg Celsius over 420 mins
-5-9.1-2.0-11.0-5135-6.5
21
Effect on performance@Tempo
-11.2 wattsdecline-4-8.4-1.9-10.3-4150-7.0
22
Effect on overall performance over your event
-18.08455452-5.023491385-3-7.8-1.8-9.6-3165-7.5
23
Effect on performance@VO2max (will be up to 2x)
-2-7.3-1.7-9.0-2180-8.0
24
Effect on aero drag
1.5 wattsboost4.299110452-1-6.8-1.6-8.3-1195-8.4
25
Effect on aero translated into watts
0-6.3-1.5-7.80210-8.9
26
OVERALL EFFECT@ 30deg
-9.76 watts1-5.9-1.4-7.21225-9.3
27
2-5.5-1.3-6.82240-9.8
28
Chance of Heat Exhaustion
Medium (37%)0.363-5.1-1.2-6.33255-10.2
29
4-4.8-1.1-5.94270-10.6
30
For your event the optimal temp is.....
13.0 degCelsius5-4.5-1.0-5.55285-11.0
31
(this is the optimal temp for max speed)
136-4.3-0.9-5.26300-11.4
32
5.77-4.1-0.8-4.97315-11.8
33
8-4.0-0.7-4.78330-12.2
34
9-3.9-0.6-4.59345-12.6
35
References
10-3.8-0.5-4.310360-13.0
36
Heat Index
11-3.8-0.4-4.211380-13.5
37
Blog12-3.8-0.3-4.112400-13.9
38
Lancet13-3.9-0.2-4.1130.0
39
Heat Index Formula
14-4.0-0.1-4.1140.0
40
15-4.10.0-4.1150.0
41
16-4.30.1-4.2160.0
42
17-4.50.2-4.4170.0
43
18-4.80.3-4.5180.0
44
19-5.10.4-4.7190.0
45
20-5.50.5-5.0200.0
46
21-5.90.6-5.3210.0
47
22-6.30.7-5.6220.0
48
23-6.80.8-6.0230.0
49
24-7.30.9-6.4240.0
50
25-7.81.0-6.9250.0
51
26-8.41.1-7.4260.0
52
27-9.11.2-7.9270.0
53
28-9.81.3-8.5280.0
54
29-10.51.4-9.1290.0
55
30-11.21.5-9.8300.0
56
31-12.01.6-10.5310.0
57
32-12.91.7-11.2320.0
58
33-13.81.8-12.0330.0
59
34-14.71.9-12.8340.0
60
35-15.72.0-13.7350.0
61
36-16.72.1-14.6360.0
62
37-17.72.2-15.6370.0
63
38-18.82.3-16.5380.0
64
39-19.92.4-17.6390.0
65
40-21.12.5-18.7400.0
66
41-22.32.6-19.8410.0
67
42-23.62.7-20.9420.0
68
43-24.92.8-22.1430.0
69
44-26.22.9-23.4440.0
70
45-27.62.9-24.6450.0
71
46-29.03.0-26.0460.0
72
47-30.53.1-27.3470.0