OBSERVED DRAUGHTS:
Forward...P & S aft...P
& S midships...P &
S
|
Mean values, ie. draughts at centreline, forward, aft and midships.
|
Correct from marks to perpendicular and midships positions.
Misplacement opposite to
trim, then positive (+)
Misplacement same as trim,
then negative (-)
|
Hog/sag correction (mean of mean of means, or similar).
negative (-) for hog positive (+) for sag
|
CORRECTED MEAN DRAUGHT ... to enter hydrostatic tables.
|
Displacement from displacement table.
|
First trim correction or Correction for layer (in tonnes).
LCF same as trim, then
positive (+)
LCF opposite to trim, then
negative (-)
|
Second trim correction (in tonnes).
Always positive (+)
|
List correction (in tonnes).
Always positive (+)
|
Correction for density.
Less than salt water
density, then negative (-)
|
CORRECTED DISPLACEMENT.
|
February 08, 2012
Corrections check list
Labels:
Check list,
Practical procedure
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