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Ship Stability Formulae

Are you studying ship stability? Even if you aren't - try and guess the commonly used abbreviations for each of the formula descriptions!
For the angle questions, please use "A" or "a" for the angle substitute e.g. Aflooding
Quiz by PoileMatth
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Last updated: February 6, 2024
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First submittedFebruary 6, 2024
Times taken2
Average score26.8%
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Hint
Answer
Actual Heeling Moment
AHM
Arithmetic Mean Draft
AMD
After Perpendicular
AP
Height of Metacentre from Centre of Buoyancy
BM
Block Coefficient
Cb
Change of Trim
CoT
Coefficient of Waterplane Area
Cw
Forward Perpendicular
FP
Free Surface Correction
FSC
Free Surface Effect
FSE
Free Surface Moments
FSM
Fresh Water Allowance
FWA
Horizontal Shift in Centre of Gravity
GGh
Vertical Shift in Centre of Gravity
GGv
Metacentric Shift
GM
Righting Lever / Arm
GZ
Intact Water Plane Area
IWPA
Height of Centre of Buoyancy from Keel
KB
Height of Centre of Gravity from Keel
KG
Height of Metacentre from Keel
KM
Length Between Perpendiculars
LBP
Hint
Answer
Longitudinal Centre of Buoyancy
LCB
Longitudinal Centre of Floatation
LCF
Longitudinal Centre of Gravity
LCG
Length Over All
LOA
Moment to Change Trim by one Centimetre
MCTC
Maximum Permissible Grain Heeling Moment
MPGHM
Moment of Statical Stability
MSS
Relative Density
RD
Residual Dynamic Stability
RDS
Righting Moment
RM
Transverse Centre of Gravity
TCG
True Mean Draft
TMD
Tonnes Per Centimetre Immersion
TPC
Total Volumetric Heeling Moment
TVHM
Vertical Centre of Gravity
VCG
Volumetric Heeling Moment
VHM
Wind Heeling Moment
WHM
Waterplane Area
Aw
Angle of Deck Edge Immersion
Adei
Angle of Flooding
Af
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