Stability

Discuss stability issues and calculations, power and sail.

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  1. fish53

    Steadying sail

    fish53, Jan 22, 2020 ... 2
    Replies:
    17
    Views:
    2,349
    cluttonfred
    Mar 1, 2021
  2. PeterCC

    Single handed - improve initial stability?

    PeterCC, Feb 22, 2021 ... 2
    Replies:
    15
    Views:
    313
    PeterCC
    Feb 25, 2021
  3. zstine

    Hydrofoil Flight Control Stability Using Arduino MPU6050 & Ultrasonic

    zstine, Jan 31, 2021
    Replies:
    4
    Views:
    301
    zstine
    Feb 15, 2021
  4. racepaul

    Need help with load calculation

    racepaul, Feb 14, 2021
    Replies:
    7
    Views:
    197
    Ike
    Feb 14, 2021
  5. Guillermo

    Sailing boats' Stability, STIX and Old Ratios

    Guillermo, Sep 3, 2006 ... 25 26 27
    Replies:
    393
    Views:
    296,039
    hoytedow
    Feb 14, 2021
  6. johnben

    Did the Titanic have to sink?

    johnben, Apr 13, 2012 ... 2 3
    Replies:
    33
    Views:
    9,389
    fallguy
    Feb 14, 2021
  7. Erdem

    Extending cockpit area by balconie from both side

    Erdem, Feb 12, 2021
    Replies:
    2
    Views:
    90
    bajansailor
    Feb 12, 2021
  8. mike w. schultz

    USCG Stability Test for Power Trimaran

    mike w. schultz, Feb 10, 2020 ... 2 3 4
    Replies:
    52
    Views:
    5,839
    zstine
    Jan 31, 2021
  9. Sam M

    Trim calculation using Moment equilibrium

    Sam M, Jan 6, 2021
    Replies:
    9
    Views:
    420
    Kayakmarathon
    Jan 30, 2021
  10. Howlandwoodworks

    Roll Period calculation of a 1:4 scale model

    Howlandwoodworks, Dec 28, 2020 ... 2
    Replies:
    17
    Views:
    691
    TANSL
    Jan 21, 2021
  11. Howlandwoodworks

    How would I calculate and draw Displacement Curves?

    Howlandwoodworks, Dec 28, 2020
    Replies:
    5
    Views:
    347
    Howlandwoodworks
    Dec 30, 2020
  12. rasel02232129

    Limiting Kg Problem

    rasel02232129, Dec 14, 2020
    Replies:
    7
    Views:
    473
    rasel02232129
    Dec 18, 2020
  13. Jeff in Boston

    Understanding Simplified Stability Test - Full Keel to Shoal Keel Conversion

    Jeff in Boston, Dec 12, 2020
    Replies:
    13
    Views:
    405
    Jeff in Boston
    Dec 13, 2020
  14. petit bateau

    12217-2 Second edition 2013-03-01 : minor errata in STIX ?

    petit bateau, Nov 29, 2020
    Replies:
    0
    Views:
    322
    petit bateau
    Nov 29, 2020
  15. Ali Karagisi

    Autohydro Intact Stability Calculation

    Ali Karagisi, Sep 14, 2017
    Replies:
    6
    Views:
    2,490
    Dr34m3r
    Nov 23, 2020
  16. QUICKNAVAL

    Imo Weather Criteria For Pontoons / Barges

    QUICKNAVAL, May 14, 2013 ... 2
    Replies:
    15
    Views:
    3,785
    MD Yusuf
    Nov 12, 2020
  17. JohnMarc

    Weight distribution in design of boats

    JohnMarc, Oct 29, 2020 ... 2 3 4
    Replies:
    45
    Views:
    1,776
    JohnMarc
    Nov 4, 2020
  18. Tom Robinson

    Ocean rowing boat stability calculations

    Tom Robinson, Sep 22, 2020 ... 2
    Replies:
    23
    Views:
    1,030
    Eric Sponberg
    Nov 3, 2020
  19. marufuddin0

    Probabilistic Damage Stability

    marufuddin0, Aug 28, 2020
    Replies:
    1
    Views:
    488
    Dr34m3r
    Oct 29, 2020
  20. haniff

    Tank not showing in stability

    haniff, Sep 7, 2020
    Replies:
    2
    Views:
    463
    Dr34m3r
    Oct 29, 2020
  21. Mr Efficiency

    This comes at a hefty price, but seems impressive.....

    Mr Efficiency, Sep 11, 2020 ... 5 6 7
    Replies:
    92
    Views:
    3,127
    Kim Klaka
    Oct 17, 2020
  22. Ltan

    Trim calculation problem

    Ltan, Aug 26, 2020 ... 2
    Replies:
    17
    Views:
    970
    TANSL
    Oct 12, 2020
  23. mtht110

    Stability Criteria

    mtht110, Oct 7, 2020
    Replies:
    11
    Views:
    785
    TANSL
    Oct 11, 2020
  24. Tyee604

    ISO Pod design recommendation

    Tyee604, Oct 5, 2020
    Replies:
    0
    Views:
    318
    Tyee604
    Oct 5, 2020
  25. Miller90

    Help please boat stability

    Miller90, Sep 24, 2019 ... 2
    Replies:
    26
    Views:
    3,604
    Ike
    Sep 30, 2020
  26. F5Pro

    Water tank on Hunter 26.5

    F5Pro, May 30, 2020
    Replies:
    5
    Views:
    953
    johnvictor
    Sep 30, 2020
  27. Itchy One

    help with fiberglass wing on fishing kayak

    Itchy One, Sep 3, 2020 ... 2
    Replies:
    27
    Views:
    1,090
    Itchy One
    Sep 5, 2020
  28. marufuddin0

    Global V line and Local V line

    marufuddin0, Sep 2, 2020
    Replies:
    2
    Views:
    480
    marufuddin0
    Sep 3, 2020
  29. Adarsh Edakkote

    Damage stability of fishing vessel

    Adarsh Edakkote, Apr 2, 2019 ... 2 3
    Replies:
    39
    Views:
    3,361
    Ad Hoc
    Jul 28, 2020
  30. Umair

    Damage stability (Loss of buoyancy method)

    Umair, Jul 25, 2020
    Replies:
    5
    Views:
    594
    Umair
    Jul 26, 2020
  31. xdeeperbluex

    Iso 12217-1 Swamp Test and reserve of buoyancy

    xdeeperbluex, May 3, 2020
    Replies:
    7
    Views:
    1,623
    Diego San
    Jun 23, 2020
  32. Mitch1990

    Maxsurf Modeler Tanks

    Mitch1990, May 14, 2020 ... 2
    Replies:
    28
    Views:
    1,589
    Ad Hoc
    May 27, 2020
  33. Jolly Mon

    Bow high, stern squatting

    Jolly Mon, Oct 19, 2019 ... 2
    Replies:
    22
    Views:
    3,100
    fallguy
    May 25, 2020
  34. kaptcatb

    KN curves problem

    kaptcatb, Jan 27, 2013 ... 2
    Replies:
    27
    Views:
    14,355
    Umair
    May 8, 2020
  35. curttampa

    Jon boat water ballast

    curttampa, Apr 6, 2020 ... 2 3
    Replies:
    39
    Views:
    3,403
    Mr Efficiency
    Apr 25, 2020
  36. shrijeet mishra

    KN curves

    shrijeet mishra, Mar 31, 2020
    Replies:
    13
    Views:
    1,549
    shrijeet mishra
    Apr 4, 2020
  37. leaky

    Fuel tank location - what makes a hull more stable? Centered or saddle tanks?

    leaky, Feb 11, 2020
    Replies:
    13
    Views:
    1,976
    tlouth7
    Mar 4, 2020
  38. Lutefiskgeorge

    Romany 21 roll reduction

    Lutefiskgeorge, Nov 28, 2019 ... 2 3
    Replies:
    30
    Views:
    4,242
    bajansailor
    Jan 30, 2020
  39. Chris MacDonnell

    Deck mounted crane

    Chris MacDonnell, Jan 16, 2020 ... 2
    Replies:
    18
    Views:
    2,452
    TANSL
    Jan 18, 2020
  40. Baldict

    Indirect Towing Forces

    Baldict, Jan 7, 2020
    Replies:
    5
    Views:
    1,704
    BlueBell
    Jan 17, 2020
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