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Chapter 12 Searching

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Chapter 12 Searching
International Maritime Organization , 89 (2025); https://doi.org/10.62454/KL962E_15
/content/books/9789280118254.CN-bp-12
/content/books/9789280118254.CN-bp-12
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Figures

/content/figure/9789280118254.CN-bp-12.FIGm-fig-12.1
Figure 12–1 Computing drift speed and direction from total water current and leeway
Figure 12–1 Computing drift speed and direction from total water current and leeway
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Image of Figure 12–1 Computing drift speed and direction from total water current and leeway
Figure 12–1 Computing drift speed and direction from total water current and leeway Figure 12–1 Computing drift speed and direction from total water current and leeway
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Figure 12–2 Determining a new datum (drift distance = drift speed × drift time)​
Figure 12–2 Determining a new datum (drift distance = drift speed × drift time)​
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Image of Figure 12–2 Determining a new datum (drift distance = drift speed × drift time)​
Figure 12–2 Determining a new datum (drift distance = drift speed × drift time)​ Figure 12–2 Determining a new datum (drift distance = drift speed × drift time)​
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Figure 12–3 Liferaft leeway
Figure 12–3 Liferaft leeway
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Image of Figure 12–3 Liferaft leeway
Figure 12–3 Liferaft leeway Figure 12–3 Liferaft leeway
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Figure 12–4
Figure 12–4
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Image of Figure 12–4
Figure 12–4 Figure 12–4
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Figure 12–5 Expanding square search (SS)
Figure 12–5 Expanding square search (SS)
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Image of Figure 12–5 Expanding square search (SS)
Figure 12–5 Expanding square search (SS) Figure 12–5 Expanding square search (SS)
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Figure 12–6 Sector pattern: single-unit (VS)
Figure 12–6 Sector pattern: single-unit (VS)
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Image of Figure 12–6 Sector pattern: single-unit (VS)
Figure 12–6 Sector pattern: single-unit (VS) Figure 12–6 Sector pattern: single-unit (VS)
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Figure 12–7 Map-assisted aural electronic search
Figure 12–7 Map-assisted aural electronic search
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Image of Figure 12–7 Map-assisted aural electronic search
Figure 12–7 Map-assisted aural electronic search Figure 12–7 Map-assisted aural electronic search
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Figure 12–8 Time-assisted aural electronic search
Figure 12–8 Time-assisted aural electronic search
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Image of Figure 12–8 Time-assisted aural electronic search
Figure 12–8 Time-assisted aural electronic search Figure 12–8 Time-assisted aural electronic search
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Figure 12–9 Track line search, return (TSR)
Figure 12–9 Track line search, return (TSR)
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Image of Figure 12–9 Track line search, return (TSR)
Figure 12–9 Track line search, return (TSR) Figure 12–9 Track line search, return (TSR)
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Figure 12–10 Track line search, non-return (TSN)
Figure 12–10 Track line search, non-return (TSN)
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Image of Figure 12–10 Track line search, non-return (TSN)
Figure 12–10 Track line search, non-return (TSN) Figure 12–10 Track line search, non-return (TSN)
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Figure 12–11 Parallel track search (PS)
Figure 12–11 Parallel track search (PS)
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Image of Figure 12–11 Parallel track search (PS)
Figure 12–11 Parallel track search (PS) Figure 12–11 Parallel track search (PS)
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Figure 12–12
Figure 12–12
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Image of Figure 12–12
Figure 12–12 Figure 12–12
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Figure 12–13 Creeping line search, coordinated (CSC)
Figure 12–13 Creeping line search, coordinated (CSC)
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Image of Figure 12–13 Creeping line search, coordinated (CSC)
Figure 12–13 Creeping line search, coordinated (CSC) Figure 12–13 Creeping line search, coordinated (CSC)
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Figure 12–14 Contour search (OS)
Figure 12–14 Contour search (OS)
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Image of Figure 12–14 Contour search (OS)
Figure 12–14 Contour search (OS) Figure 12–14 Contour search (OS)
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Figure 12–15
Figure 12–15
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Image of Figure 12–15
Figure 12–15 Figure 12–15
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Figure 12–16
Figure 12–16
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Image of Figure 12–16
Figure 12–16 Figure 12–16
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Figure 12–17
Figure 12–17
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Image of Figure 12–17
Figure 12–17 Figure 12–17
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Figure 12–18
Figure 12–18
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Image of Figure 12–18
Figure 12–18 Figure 12–18
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Figure 12–19 Graph on realistic upper limit of survival time for people in the water wearing normal clothing, from time of entry into the water1
Figure 12–19 Graph on realistic upper limit of survival time for people in the water wearing normal clothing, from time of entry into the water
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9789280118254/Chapter_12_figure_19.gif
Image of Figure 12–19 Graph on realistic upper limit of survival time for people in the water wearing normal clothing, from time of entry into the water1
Figure 12–19 Graph on realistic upper limit of survival time for people in the water wearing normal clothing, from time of entry into the water1 Figure 12–19 Graph on realistic upper limit of survival time for people in the water wearing normal clothing, from time of entry into the water
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Tables

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Table 1

Table 12–1 Uncorrected sweep widths ( ) for merchant vessels (km (NM))

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Table 2

Table 12–2 Uncorrected sweep widths ( ) for helicopters (km (NM))

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Table 3

Table 12–3 Uncorrected sweep widths ( ) for fixed-wing aircraft (km (NM))

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Table 4

Table 12–4 Weather correction factors ( ) for all types of search units

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Table 5

Table 12–5 Sector search computations: time to complete one leg () in minutes and seconds

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Table 6

Table 12–6 Uncorrected sweep widths ( ) for visual land search (km (NM))

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Table 7

Table 12–7 Correction factors: vegetation and high terrain

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Table 8

Table 12–8

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Table 9

Excerpt 1

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Table 10

Excerpt 2

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