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 35 Foot Pilot House Cutter

 Lines Plan

 sail1b_Linesplan_small.bmp height=

Hydrostatics and Parameters

Project               : Pilot House Cutter 34
Designer              : Peter Eikenberry
Created by            : Peter Eikenberry
Filename              : K:\NAV ARCH\Freeship Models\Sailboat 34\sail1b.fbm
Design length                        :    34.000 [ft]
Length over all                      :    33.247 [ft]
Design beam                          :     8.000 [ft]
Beam over all                        :    13.357 [ft]
Design draft                         :     2.500 [ft]
Midship location                     :    17.000 [ft]
Water density                        :    63.989 [lbs/ft3]
Appendage coefficient                :     1.0000
Volume properties:
    Displaced volume                 :   271.77 [ft3]
    Displacement                     :     7.763 [tons]
    Total length of submerged body   :    29.397 [ft]
    Total beam of submerged body     :    12.079 [ft]
    Block coefficient                :     0.3061
    Prismatic coefficient            :     0.5389
    Vert. prismatic coefficient      :     0.4528
    Wetted surface area              :   266.34 [ft2]
    Longitudinal center of buoyancy  :    16.000 [ft]
    Longitudinal center of buoyancy  :    -3.403 [%]
    Vertical center of buoyancy      :     1.747 [ft]
Midship properties:
    Midship section area             :    17.156 [ft2]
    Midship coefficient              :     0.5681
Waterplane properties:
    Length on waterline              :    29.397 [ft]
    Beam on waterline                :    12.079 [ft]
    Waterplane area                  :   240.06 [ft2]
    Waterplane coefficient           :     0.6761
    Waterplane center of floatation  :    15.215 [ft]
    Entrance angle                   :    35.147 [degr.]
    Transverse moment of inertia     :  2019.5 [ft4]
    Longitudinal moment of inertia   : 10572 [ft4]
Initial stability:
    Transverse metacentric height    :     9.178 [ft]
    Longitudinal metacentric height  :    40.648 [ft]
Lateral plane:
    Lateral area                     :    51.069 [ft2]
    Longitudinal center of effort    :    16.812 [ft]
    Vertical center of effort        :     1.494 [ft]
The following layer properties are calculated for both sides of the ship:
|  Layer     | Area   | Thickness | Weight   |  COG X  |  COG Y  |  COG Z  |
|            | [ft2]  |           | [tons]   |  [ft]   |  [ft]   |  [ft]   |
|------------|--------|-----------|----------|--- -----|---------|---------|
| Layer 0    | 545.57 |    0.000  |    0.000 |  16.188 |   0.000 |   2.863 |
Sectional areas:
   | Location    | Area        |
  |    [ft]   |   [ft2]  |
 |-----------+----------|
 |     1.000 |    0.000 | 
 |     1.700 |    0.097 | 
 |     3.400 |    1.392 | 
 |     5.100 |    3.784 | 
 |     6.800 |    6.635 | 
 |     8.500 |    9.502 | 
 |    10.200 |   12.162 | 
 |    11.900 |   14.449 | 
 |    13.600 |   16.192 | 
 |    15.300 |   17.160 | 
 |    17.000 |   17.156 | 
 |    18.700 |   16.135 | 
 |    20.400 |   14.213 | 
 |    22.100 |   11.647 | 
 |    23.800 |    8.784 | 
 |    25.500 |    5.941 | 
 |    27.200 |    3.375 | 
 |    28.900 |    1.252 | 
 |    30.600 |    0.000 | 
 |-----------+----------|
NOTE 1: Draft (and all other vertical heights) is 
measured above the lowest point of the hull! (Z= 4.881)
NOTE 2: All calculated coefficients based on actual 
dimensions of submerged body.
Design length         :     34.000 [ft]
Length over all       :     34.875 [ft]
Design beam           :      8.000 [ft]
Beam over all         :     13.398 [ft]
Design draft          :      3.000 [ft]
Midship location      :     17.000 [ft]
Water density         :     63.989 [lbs/ft3]
Appendage coefficient :     1.0000
NOTE 1: Draft (and all other vertical heights) is measured 
above the lowest point of the hull! (Z= 4.184)
NOTE 2: All calculated coefficients based on actual 
dimensions of submerged body.
Lwl    : Length on waterline
Bwl    : Beam on waterline
Volume : Displaced volume
Displ. : Displacement
LCB    : Longitudinal center of buoyancy, measured from 
the aft perpendicular at X=0.0
VCB    : Vertical center of buoyancy, measured from the 
lowest point of the hull
Cb     : Block coefficient
Am     : Midship section area
Cm     : Midship coefficient
Aw     : Waterplane area
Cw     : Waterplane coefficient
LCF    : Waterplane center of floatation
CP     : Prismatic coefficient
S      : Wetted surface area
KMt    : Transverse metacentric height
KMl    : Longitudinal metacentric height

#   Draft   Trim       Lwl    Bwl      Volume   Displ.    LCB   VCB     Cb        
    [ft]      [ft]      [ft]      [ft]       [ft3]     [tons]  [ft]   [ft]      [-]
01  0.000  0.000   0.000   0.000     0.000  0.000  0.000   0.000  0.0000 

02  0.100  0.000   5.366   0.477     0.064  0.002 17.748  0.072  0.2512 
03  0.200  0.000   7.903   0.953     0.376  0.011 17.731  0.143  0.2498 
04  0.300  0.000   9.917   1.430     1.058  0.030 17.706  0.215  0.2488 
05  0.400  0.000  11.639   1.904    2.201  0.063 17.678  0.286  0.2483 
06  0.500  0.000  13.187   2.376    3.877  0.111 17.642  0.358  0.2475 
07  0.600  0.000  14.662   2.849    6.158  0.176 17.602  0.430  0.2458 
08  0.700  0.000  15.942   3.361    9.115  0.260 17.558  0.502  0.2430 
09  0.800  0.000  17.185   3.865  12.796  0.366 17.511  0.574  0.2408 
10  0.900  0.000  18.363   4.367  17.255  0.493 17.460  0.645  0.2391 
11  1.000  0.000  19.424   4.869  22.544  0.644 17.407  0.717  0.2384 
12  1.100  0.000  20.455   5.364  28.710  0.820 17.352  0.789  0.2379 
13  1.200  0.000  21.429   5.851  35.783  1.022 17.294  0.860  0.2378 
14  1.300  0.000  22.360   6.338  43.809  1.251 17.235  0.932  0.2378 
15  1.400  0.000  23.198   6.822  52.824  1.509 17.174  1.003  0.2384 
16  1.500  0.000  24.026   7.289  62.852  1.795 17.112  1.075  0.2393 
17  1.600  0.000  24.837   7.755  73.922  2.112 17.049  1.146  0.2399 
18  1.700  0.000  25.548   8.222  86.068  2.459 16.984  1.217  0.2410 
19  1.800  0.000  26.260   8.648  99.305  2.837 16.918  1.288  0.2429 
20  1.900  0.000  26.946   9.095  113.64  3.246 16.852  1.359  0.2441 
21  2.000  0.000  27.596   9.546  129.09  3.688 16.784  1.430  0.2450 
22  2.100  0.000  28.224   9.966  145.67  4.161 16.715  1.501  0.2466
23  2.200  0.000  28.827  10.343  163.36  4.667 16.645  1.571  0.2491
24  2.300  0.000  29.410  10.719  182.16  5.204 16.573  1.641  0.2512
25  2.400  0.000  29.990  11.089  202.07  5.773 16.500  1.711  0.2532
26  2.500  0.000  30.537  11.370  223.08  6.373 16.424  1.781  0.2570
27  2.600  0.000  31.071  11.652  245.15  7.003 16.348  1.850  0.2604
28  2.700  0.000  31.606  11.934  268.28  7.664 16.269  1.919  0.2634
29  2.800  0.000  31.994  12.154   92.44  8.354 16.188  1.988  0.2685
30  2.900  0.000  32.066  12.327  317.58  9.072 16.106  2.056  0.2768
31  3.000  0.000  32.137  12.501  0.000   0.000  0.000   0.000  0.0000 

#    Am        Cm       Aw     Cw        LCF       Cp        S      KMt    KMl
     [ft2]     [-]       [ft2]   [-]         [ft]     [-]       [ft2]    [ft]     [ft]
01   0.000  0.0000  0.000 0.0000  0.000    0.0000  0.000 0.000 0.000
02   0.019  0.4033  1.711 0.6692 17.730   0.6229  1.767 0.421  38.578
03   0.086  0.4527  4.880 0.6478 17.690   0.5519  5.167 0.802  39.750
04   0.202  0.4700  9.047 0.6381 17.657   0.5294  9.680 1.188  40.458
05   0.365  0.4794 14.043 0.6336 17.602  0.5178 15.138 1.569  41.401
06   0.577  0.4860 19.763 0.6308 17.555  0.5092 21.400 1.967  42.007
07   0.838  0.4904 26.177 0.6268 17.490  0.5012 28.409 2.369  42.642
08   1.148  0.4878 33.223 0.6201 17.418  0.4982 36.113 2.774  43.237
09   1.506  0.4870 40.718 0.6131 17.345  0.4945 44.405 3.158  43.610
10   1.913  0.4867 48.782 0.6083 17.268  0.4913 53.281 3.561  43.909
11   2.368  0.4863 57.350 0.6064 17.182  0.4902 62.697 3.964  44.217
12   2.871  0.4866 66.266 0.6039 17.097  0.4888 72.608 4.346  44.401
13   3.423  0.4875 75.587 0.6029 17.011  0.4879 82.944 4.738  44.474
14   4.022  0.4881 85.333 0.6021 16.917  0.4872 93.717 5.128  44.598
15   4.668  0.4887 95.307 0.6022 16.826  0.4878 104.91 5.494  44.631
16   5.361  0.4904 105.63 0.6032 16.733  0.4880 116.41 5.872  44.582
17   6.101  0.4917 116.26 0.6036 16.636  0.4879 128.25 6.241  44.593
18   6.886  0.4927 127.11 0.6052 16.538  0.4892 140.41 6.602  44.536
19   7.716  0.4956 138.02 0.6078 16.438  0.4901 152.78 6.922  44.467
20   8.589  0.4970 149.14 0.6086 16.335  0.4910 165.29 7.237  44.406
21   9.503  0.4978 160.35 0.6087 16.230  0.4922 178.01 7.537  44.305

22  10.457 0.4997 171.57 0.6099 16.119  0.4935 190.89 7.801  44.213
23  11.449 0.5032 182.69 0.6127 16.007  0.4950 203.66 8.031  44.089
24  12.477 0.5061 193.80 0.6147 15.890  0.4964 216.52 8.241  43.965
25  13.538 0.5087 204.84 0.6160 15.765  0.4977 229.49 8.424  43.842
26  14.630 0.5147 215.60 0.6209 15.640  0.4993 242.22 8.566  43.691
27  15.751 0.5199 226.21 0.6248 15.505  0.5009 254.90 8.675  43.575
28  16.897 0.5244 236.64 0.6274 15.368  0.5023 267.55 8.769  43.420
29  18.066 0.5309 246.83 0.6347 15.222  0.5058 280.16 8.826  43.310
30  19.256 0.5387 256.31 0.6479 15.087  0.5139 292.22 8.836  43.029
31   0.000 0.0000  0.000  0.0000  0.000  0.0000 303.93 0.000   0.000

 

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