Account Options>

  1. Sign in
Drag Grams vs Weight Grams
 Share
The version of the browser you are using is no longer supported. Please upgrade to a supported browser.Dismiss

 
$
%
123
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
|
 
Still loading...
ABCDEFGHIJKLMNOPQRSTUVW
1
SlopeTime (sec)Speed (mph)Time with effective drag reduction of 50g@30mph (sec)Speed (mph)Time Saved (over 40k)mass reduction needed to obtain the same savings to the nearest second (grams)
2
0 (flat)3,285.9727.233,269.3227.3716.659,500.00
3
1%3,627.5824.673,611.2324.7816.352,400.00
4
2%4,034.8622.184,019.2022.2615.661,150.00
5
3%4,513.3719.824,498.8119.8914.56650.00
6
4%5,063.4317.675,050.3117.7213.12400.00
7
5%5,679.6815.755,668.1615.7911.52250.00
8
6%6,352.6214.096,342.6814.119.94170.00
9
7%7,071.2212.657,062.7412.678.48120.00
10
8%7,825.0911.437,817.8811.457.2190.00
11
9%8,605.5710.408,599.4410.416.1360.00
12
10%9,405.949.519,400.709.525.2450.00
13
14
AnalyticCycling.Com used for calculations
15
thanks tom, and tomhttp://www.analyticcycling.com/DiffEqWindCourse_Page.html
16
75kg bike+rider
17
350 watts
18
thanks jeffp.5cda subtract .005 from the product of area and drag coefficient for drag reduced case
19
.5m^2 frontal area
20
Styrrel pointed out this should be coefficient.004 coefficient of rolling resistance
21
standing start
22
gzip 90 front, g hed disk rear
23
no wind, point to point 40k course
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
Loading...
 
 
 
350 watts
250 watts