Session Details
Dave Harnett
Monday 15 December 2025
Board -
Starboard Isonic 67 Carbon, 2021 
Sail -
Severne Mach 5 7.0, 2022 
Fin -
Big World Fins nZ 6-3 36 
GPS - Garmin Forerunner 255
Max 2 sec
34.48 knots
Rating
Average speed
33.34 knots (33.78 33.38 33.33 33.12 33.08)
100m
34.06 knots
250m
33.3 knots
500m
29.63 knots
500m
29.63 knots
1/2 hour
11.09 knots
1/2 hour
11.09 knots
Hour
10.25 knots
Duration
01:02:30
Hour
10.25 knots
Duration
01:02:30
Nautical Mile
19.16 knots
Alpha racing
13.19 knots
Distance
29.26 km
29.26 km
Wind Speed
13 knots
Wind direction
SW ( 270)
Friday 12 December: (Not 11/12) SSW Bit square on the am shift as easing in pm. Wind increased as bar covered unfortunately
Wind Observation
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
| Time | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Direction | |||||||||||||||
| Wind | 10 | 11 | 11 | 12 | 13 | 14 | 15 | 15 | 16 | 16 | 17 | 17 | 17 | 17 | 16 |
| Gust | 18 | 23 | 23 | 25 | 26 | 28 | 25 | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 24 |
| Degrees | 68° | 68° | 45° | 45° | 45° | 45° | 45° | 23° | 23° | 23° | 23° | 23° | 23° | 23° | 23° |