Vert Spd to Tgt
: The rate of ascent or descent to a
predetermined altitude. You must be navigating for this data
to appear.
VMG
: The speed at which you are closing on a destination along
a route. You must be navigating for this data to appear.
Work
: The accumulated work performed (power output) in
kilojoules.
VO2 Max. Standard Ratings
These tables include standardized classifications for VO2 max. estimates by age and gender.
Males
Percentile
20–29
30–39
40–49
50–59
60–69
70–79
Superior
95
55.4
54
52.5
48.9
45.7
42.1
Excellent
80
51.1
48.3
46.4
43.4
39.5
36.7
Good
60
45.4
44
42.4
39.2
35.5
32.3
Fair
40
41.7
40.5
38.5
35.6
32.3
29.4
Poor
0–40
<41.7
<40.5
<38.5
<35.6
<32.3
<29.4
Females
Percentile
20–29
30–39
40–49
50–59
60–69
70–79
Superior
95
49.6
47.4
45.3
41.1
37.8
36.7
Excellent
80
43.9
42.4
39.7
36.7
33
30.9
Good
60
39.5
37.8
36.3
33
30
28.1
Fair
40
36.1
34.4
33
30.1
27.5
25.9
Poor
0–40
<36.1
<34.4
<33
<30.1
<27.5
<25.9
Data reprinted with permission from The Cooper Institute. For more information, go to
.
FTP Ratings
These tables include classifications for functional threshold
power (FTP) estimates by gender.
Males
Watts per Kilogram (W/kg)
Superior
5.05 and greater
Excellent
From 3.93 to 5.04
Good
From 2.79 to 3.92
Fair
From 2.23 to 2.78
Untrained
Less than 2.23
Females
Watts per Kilogram (W/kg)
Superior
4.30 and greater
Excellent
From 3.33 to 4.29
Good
From 2.36 to 3.32
Fair
From 1.90 to 2.35
Untrained
Less than 1.90
FTP ratings are based on research by Hunter Allen and Andrew
Coggan, PhD,
Training and Racing with a Power Meter
(Boulder, CO: VeloPress, 2010).
Wheel Size and Circumference
The wheel size is marked on both sides of the tire. This is not a
comprehensive list. You can also use one of the calculators
available on the Internet.
Wheel Size
L (mm)
12 × 1.75
935
14 × 1.5
1020
14 × 1.75
1055
16 × 1.5
1185
16 × 1.75
1195
18 × 1.5
1340
18 × 1.75
1350
20 × 1.75
1515
20 × 1-3/8
1615
22 × 1-3/8
1770
22 × 1-1/2
1785
Wheel Size
L (mm)
24 × 1
1753
24 × 3/4 Tubular
1785
24 × 1-1/8
1795
24 × 1-1/4
1905
24 × 1.75
1890
24 × 2.00
1925
24 × 2.125
1965
26 × 7/8
1920
26 × 1(59)
1913
26 × 1(65)
1952
26 × 1.25
1953
26 × 1-1/8
1970
26 × 1-3/8
2068
26 × 1-1/2
2100
26 × 1.40
2005
26 × 1.50
2010
26 × 1.75
2023
26 × 1.95
2050
26 × 2.00
2055
26 × 2.10
2068
26 × 2.125
2070
26 × 2.35
2083
26 × 3.00
2170
27 × 1
2145
27 × 1-1/8
2155
27 × 1-1/4
2161
27 × 1-3/8
2169
650 × 35A
2090
650 × 38A
2125
650 × 38B
2105
700 × 18C
2070
700 × 19C
2080
700 × 20C
2086
700 × 23C
2096
700 × 25C
2105
30
Appendix