Research dataset

Coastal training analysis

Separate training records from the Azores and Auckland. Select a location to examine its boat speed, maneuvers, and wind conditions.

Event or session · 2 sessions

Azores · 2022-05-31 · 0 analyzed tacks · 0 unavailable

Instrument performance

Speed through the turn

Type

No tacks were found in this selection. Wind observations are shown below.

Session comparisons

Maneuvers and speed polar

1. Azores · 2022-05-31

BSP entry

kt · median and middle half

No measurements are available for this selection.

SESSION —

n shows turns with measurements out of all turns; the not-analyzed count is in the table.

BSP entry by session
Session	Median	Lower quartile	Upper quartile	Analyzed / turns	Not analyzed
1. Azores · 2022-05-31	—	—	—	0 / 0	0

TWA turn duration

s · median and middle half

No measurements are available for this selection.

SESSION —

n shows turns with measurements out of all turns; the not-analyzed count is in the table.

TWA turn duration by session
Session	Median	Lower quartile	Upper quartile	Analyzed / turns	Not analyzed
1. Azores · 2022-05-31	—	—	—	0 / 0	0

Speed recovery

s · median and middle half

No measurements are available for this selection.

SESSION —

n shows turns with measurements out of all turns; the not-analyzed count is in the table.

Speed recovery by session
Session	Median	Lower quartile	Upper quartile	Analyzed / turns	Not analyzed
1. Azores · 2022-05-31	—	—	—	0 / 0	0

Loss

m · median and middle half

No measurements are available for this selection.

SESSION —

n shows turns with measurements out of all turns; the not-analyzed count is in the table.

Loss by session
Session	Median	Lower quartile	Upper quartile	Analyzed / turns	Not analyzed
1. Azores · 2022-05-31	—	—	—	0 / 0	0

Wind conditions differ between sessions.

Speed polar

Angle: absolute TWA · radius: BSP in knots

True wind speed

POINT —

12–15 kt is highlighted. Lighter lines show other wind bands. Whiskers show the middle half of the readings.

Measured boat speed by absolute wind angle and true wind speed
TWS	TWA	Median BSP (kt)	Lower quartile (kt)	Upper quartile (kt)	Samples
6–9 kt	40–50°	2.7	2.6	2.8	51
6–9 kt	50–60°	2.9	2.6	4.6	34
6–9 kt	105–120°	5.1	5.0	5.2	47
6–9 kt	120–140°	3.6	2.8	4.5	35
6–9 kt	160–180°	4.5	4.5	4.5	44
9–12 kt	40–50°	2.9	2.7	2.9	45
9–12 kt	50–60°	3.3	2.6	4.3	95
9–12 kt	60–75°	4.2	2.9	4.6	101
9–12 kt	75–90°	5.4	3.0	7.5	95
9–12 kt	90–105°	7.2	6.2	7.7	288
9–12 kt	105–120°	7.1	6.1	7.6	224
9–12 kt	120–140°	5.2	5.0	5.5	48
9–12 kt	140–160°	3.3	2.4	4.1	32
12–15 kt	50–60°	4.0	3.1	4.2	59
12–15 kt	60–75°	5.0	4.6	5.5	156
12–15 kt	75–90°	8.1	7.6	8.5	458
12–15 kt	90–105°	7.7	7.0	8.2	1007
12–15 kt	105–120°	7.6	7.2	8.0	414
12–15 kt	120–140°	6.0	5.4	6.5	34
15–18 kt	50–60°	4.3	4.2	4.4	38
15–18 kt	60–75°	5.9	5.3	8.1	248
15–18 kt	75–90°	8.4	7.7	8.8	470
15–18 kt	90–105°	8.2	7.6	8.6	490
15–18 kt	105–120°	7.9	7.5	8.3	174
18–24 kt	50–60°	4.3	4.2	5.3	34
18–24 kt	60–75°	6.2	5.3	7.2	71
18–24 kt	75–90°	8.5	6.4	8.9	84

Coverage

cells show sample counts

TWS \ TWA	0–30°	30–40°	40–50°	50–60°	60–75°	75–90°	90–105°	105–120°	120–140°	140–160°	160–180°
0–6 kt	—	1	16	1	—	—	—	4	5	17	10
6–9 kt	1	6	51	34	25	18	18	47	35	25	44
9–12 kt	6	5	45	95	101	95	288	224	48	32	21
12–15 kt	10	3	13	59	156	458	1007	414	34	16	5
15–18 kt	2	—	—	38	248	470	490	174	17	—	—
18–24 kt	—	—	—	34	71	84	17	4	1	—	—
24–40 kt	—	—	—	—	—	—	—	—	—	—	—

Blank cells have no observations. They do not indicate zero boat speed.

BSP across true wind

5143 samples · kt

CELL —

Rows are true wind speed bands (kt); columns are absolute true wind angle bands (°). Cells show median boat speed in knots. Blank cells have no data.

Median boat speed by true wind speed and angle
TWS	TWA	Median BSP (kt)	Samples
0–6 kt	30–40°	2.8	1
0–6 kt	40–50°	2.7	16
0–6 kt	50–60°	2.6	1
0–6 kt	105–120°	4.9	4
0–6 kt	120–140°	4.2	5
0–6 kt	140–160°	4.3	17
0–6 kt	160–180°	4.4	10
6–9 kt	0–30°	2.6	1
6–9 kt	30–40°	2.7	6
6–9 kt	40–50°	2.7	51
6–9 kt	50–60°	2.9	34
6–9 kt	60–75°	3.0	25
6–9 kt	75–90°	4.3	18
6–9 kt	90–105°	3.6	18
6–9 kt	105–120°	5.1	47
6–9 kt	120–140°	3.6	35
6–9 kt	140–160°	4.2	25
6–9 kt	160–180°	4.5	44
9–12 kt	0–30°	2.7	6
9–12 kt	30–40°	4.6	5
9–12 kt	40–50°	2.9	45
9–12 kt	50–60°	3.3	95
9–12 kt	60–75°	4.2	101
9–12 kt	75–90°	5.4	95
9–12 kt	90–105°	7.2	288
9–12 kt	105–120°	7.1	224
9–12 kt	120–140°	5.2	48
9–12 kt	140–160°	3.3	32
9–12 kt	160–180°	4.3	21
12–15 kt	0–30°	3.8	10
12–15 kt	30–40°	4.6	3
12–15 kt	40–50°	2.8	13
12–15 kt	50–60°	4.0	59
12–15 kt	60–75°	5.0	156
12–15 kt	75–90°	8.1	458
12–15 kt	90–105°	7.7	1007
12–15 kt	105–120°	7.6	414
12–15 kt	120–140°	6.0	34
12–15 kt	140–160°	3.8	16
12–15 kt	160–180°	3.8	5
15–18 kt	0–30°	3.7	2
15–18 kt	50–60°	4.3	38
15–18 kt	60–75°	5.9	248
15–18 kt	75–90°	8.4	470
15–18 kt	90–105°	8.2	490
15–18 kt	105–120°	7.9	174
15–18 kt	120–140°	7.2	17
18–24 kt	50–60°	4.3	34
18–24 kt	60–75°	6.2	71
18–24 kt	75–90°	8.5	84
18–24 kt	90–105°	7.8	17
18–24 kt	105–120°	8.1	4
18–24 kt	120–140°	7.4	1