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Speed: 36.5 knots (67.6 km/h; 42.0 mph) Range: 300 nmi (30 knots) 2,000 nmi (15 knots) Crew: 42 (5 officers) Sensors and processing systems: 2 x CSEE Panda optical directors for 30 mm guns; Thomson-CSF Vega I or II system (P 20-P 23) Radar: Search: Thomson-CSF Triton G-band (range 33 km for 2 m 2 target) Navigation: Decca 1226C (I-band)
4–6 knots 4–7 mph 6–11 km/h 1.6–3.3 m/s 1–2 ft 0.3–0.6 m Small wavelets still short but more pronounced; crests have a glassy appearance but do not break Wind felt on face; leaves rustle; wind vane moved by wind 3 Gentle breeze 7–10 knots 8–12 mph 12–19 km/h 3.4–5.4 m/s 2–4 ft 0.6–1.2 m
This gives the frigates a maximum speed of 29 knots (54 km/h; 33 mph) and a range of 7,000 nautical miles (13,000 km; 8,100 mi) at 15 knots (28 km/h; 17 mph) while using their diesel engines. [ 5 ] [ 7 ] Using their gas turbines, the ships have a range of 3,930 nautical miles (7,280 km; 4,520 mi) at 18 knots (33 km/h; 21 mph).
The Soviet November-class submarine was found in 1968 to have a speed of 31 knots (57 km/h; 36 mph). [3] In response the United States Navy developed the Los Angeles -class submarine, with a reported speed of 30–32 knots (56–59 km/h; 35–37 mph).
Knots tied at a distance of 47 feet 3 inches (14.4018 m) from each other, passed through a sailor's fingers, while another sailor used a 30-second sand-glass (28-second sand-glass is the currently accepted timing) to time the operation. [9] The knot count would be reported and used in the sailing master's dead reckoning and navigation.
Urban or residential district or street: 30 MPH. Unpaved country roads: 35 MPH. ... Other penalties include points on your license if you are going 15 mph or more over the speed limit.
I’ll also note that even though 15 mph seems to be the standard speed limit for alleys, the National Association of City Transportation Officials recommends a 10 mph speed limit for alleys.
If a craft proceeds at 90° to a true wind of V T = 10 knots, itself traveling at a speed inducing V B = 10 knots, then the apparent wind angle would be 45° off the bow and the apparent wind speed would be about 14 knots, calculated as: square root [(V B) 2 + (V T) 2] = square root [10 2 + 10 2] = 14.14. As the craft becomes faster than the ...