DH Rating Certificate

Certificate required as per
Racing Rule of Sailing 78.

Owner


*

Certificate No. 7938 Issued on 10-04-2025
Class IMPALA 27 Not valid after 31-12-2025
Sail No. DEN 45 Club Thurø Sejlklub
Boat Name Ronja Class Status DH standard skrog
Builder Year Built 1986

Ratings Updated 25-03-2025
GPH 625,0 TCC 1,067
TACIL 780,0 TACIM 618,8 TACIH 547,2
TAUDL 1.014,0 TAUDM 769,0 TAUDH 663,4

Calculation
Stability SV 66,89 dp * Wmin *
Hull L 7,69 B 2,55 G 4,25 BogG 0,204
Sails SSA 22,46 FA1 21,02 SAS 56,62 SAA 0,00

Rig/sail measurement
E 3,51 P 10,58 HB 0,13 MGU 1,42 MGM 2,33
J 3,34 FSP 0,00 Tmax 10,85 LP 3,80 JHW 1,95
ISP 10,88 SPL 3,40 SL 10,57 SF 5,58 SMG 6,64
TPS 0,00 SLU 0,00 SLE 0,00 SFA 0,00 SMGA 0,00
MF Nej RF Nej Propel Sejldrev - vridbar/foldepropel med 2 blade (14)

Hull measurement
LOA 8,33 OF 0,64 OA 0,00 STF 1,04 AF 0,86
Bmax 3,10 SBmax 5,40 UDFSB 0,28 UDFBB 0,27 UDHBmax 0,00 UDHmax 0,00
Gmax 5,97 SGmax 4,80 FBSB 0,86 FBBB 0,86
D 2,54 K 1,03 KC 0,93 KF Normal Skrogmatr. GRP
WBF * WBL * WBT * WBV * SSC * SST *

Remarks

First Measurement

Measurer Ole Jensen Date 09-08-1986

Certificate authorized by Danish Sailing Association.
This Certificate can be checked against the official website of Danish Sailing Association:
https://websejler.dk/da/certifikat/7938

Ownership can be verified by the owner


Danish Sailing Association
Idraettens Hus – DK 2605 Broendby – Phone +45 8820 7010
www.websejler.dk | websejler@sejlsport.dk