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Name
Harm Jaap de Witt

Homespot
Terschelling Groene Strand

Country
Netherlands

Weight
70 kg

Weight Class
61-70

Height
178 cm

Age
56

Age class
Grand Master (51-60)

Gender
Male

Member since
Tuesday, August 12, 2014

Sessions posted
163

Friends
1

Equipment Sessions Personal Best Year Best Add as friend

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User Personal Records

Max. 2 sec.	39.89 knots, Starboard iSonic 50 / North Sails WarpF2016 5.6
100 m run	39.52 knots, i-99 World Cup SL 89 / North Sails Warp F 2011 7.0
Max. 10 sec. run	38.73 knots, Starboard iSonic 50 / North Sails WarpF2016 5.6
250 m run	38.21 knots, Starboard iSonic 50 / North Sails WarpF2016 5.6
Average speed	36.78 knots, Starboard iSonic 50 / North Sails Warp F2008 5.0
500 m run	36.66 knots, Starboard iSonic 50 / North Sails Warp F2008 5.0
Nautical mile	31.06 knots, Starboard Isonic 90 Carbon / North Sails WarpF2016 5.6
Alpha racing	24.69 knots, Starboard Isonic 97 / North Sails WarpF2016 7.0
1 hour avg speed	24.07 knots, Starboard Isonic Wood/Carbon / North Sails WarpF2016 7.0
1/2 hour speed	23.03 knots, Starboard Isonic 97 / Duotone Warp 20.20 7.0

GPS TOP 10 2023
1	Vincent Valkenaers		48.99
2	Gunnar Asmussen		48.64
3	Hans Kreisel		46.73
4	Jim Crossley		46.51
5	Scotty Stallman		46.26
6	Ben van der Steen		45.51
7	Floris Wondergem		45.31
8	Jacques van der Hout		45.16
9	Leon Dirks		45.06
10	Sébastien Bourgeois		44.94
	..More..

Month top 10
1	Sander van Huizen		36.92
2	Martin van Meurs		36.90
3	Manfred Fuchs		36.00
4	Danny Verhaar		35.80
5	Edwin Harteveld		35.71
6	Stefan Brouwers		35.66
7	Dennis Klaaijsen		35.58
8	Ant Dunn		35.53
9	Hans Kreisel		35.39
10	Rob Buis		34.96
	..More..

LATEST SESSIONS
1	Dimitris Bregiannis		22.05
2	Rudie van der Weij		24.05
3	Panos Christoforou		27.16
4	Rain Kaur		24.29
5	Martijn Olivier		31.51
6	Walter te kloese		21.40
7	Anders Bergstrom		30.02
8	Morten Knutsen		24.76
9	Jeroen Steenaard		32.86
10	Jarno Fransen		22.40
11	Stig Bremerthun Svåsand		23.87
12	Stig Bremerthun Svåsand		17.11
13	Tim Laureyns		28.91
14	Lotte van den Toorn		21.48
15	Edwin Harteveld		33.56
16	Daniel Palm		20.52
17	Rudolf Fredriksen		29.98
18	Jan Heynen		30.64
19	Peter van Dijke		33.12
20	Magnus Bengtsson		27.43
	..More..

Latest achieved PR's
1	Antony Bourmas		27.57
2	Tore Hvideberg		22.32
3	Thanasis Savvakis		31.54
4	Walter de Schrijver		29.91
5	Michael Still		31.08
6	Rainer Haemmerle		27.20
7	Robert Antoniak		23.65
8	Morgan Ruudh		28.52
9	Pawel Dunin		26.67
10	Hannes Häußler		26.30