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Demonstrating how Coriolis effects bullet drop at 1000 yards video
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<blockquote data-quote="marine52" data-source="post: 1004551" data-attributes="member: 84864"><p>TA406:</p><p>From The Arms Guide (Published on February 3rd, 2014 | by Alessio Baldi):</p><p>"Despite being associated with Coriolis, the phenomenon that actually affect the vertical component of the trajectory is called Eötvös Effect. The rotation of the Earth generates a centrifugal force, the same that pushes you to the side when you make a sharp turn with your car. This force act perpendicular to the Earth rotatory axis, adding or subtracting to the gravity force. When an object flies eastward, in the same direction of Earth's rotation, centrifugal force acts opposite of gravity, pushing it away from the Earth's surface. If the object flies westward, in the opposite direction of the Earth rotation, centrifugal force pushes the object toward the ground concurrently to gravity force. Thus, bullets fired to the east always fly a little higher, and, conversely, bullets fired to the west always travel somewhat low."</p><p></p><p>Full article: <a href="http://thearmsguide.com/5329/external-ballistics-the-coriolis-effect-6-theory-section/" target="_blank">Long Range Shooting: External Ballistics - The Coriolis Effect | The Arms Guide</a></p><p></p><p>Why do you think NASA uses Florida for most of its launches? Do you think NASA engineers picked the location because of the scantily clad women in Florida? Well ok, that may be the real reason, but the scientific reason NASA gives is the Eotvos effect. The linear velocity of the earth at the equator is 1,070 mph or about 1,600 fps. That makes it easier to reach the roughly 25,000 mph needed to achieve escape velocity. The earth's linear velocity is at its maximum at the equator and falls to near zero at the poles. NASA saves fuel by taking advantage of this effect. BTW, NASA launches its rockets to the east.</p></blockquote><p></p>
[QUOTE="marine52, post: 1004551, member: 84864"] TA406: From The Arms Guide (Published on February 3rd, 2014 | by Alessio Baldi): “Despite being associated with Coriolis, the phenomenon that actually affect the vertical component of the trajectory is called Eötvös Effect. The rotation of the Earth generates a centrifugal force, the same that pushes you to the side when you make a sharp turn with your car. This force act perpendicular to the Earth rotatory axis, adding or subtracting to the gravity force. When an object flies eastward, in the same direction of Earth’s rotation, centrifugal force acts opposite of gravity, pushing it away from the Earth’s surface. If the object flies westward, in the opposite direction of the Earth rotation, centrifugal force pushes the object toward the ground concurrently to gravity force. Thus, bullets fired to the east always fly a little higher, and, conversely, bullets fired to the west always travel somewhat low.” Full article: [url=http://thearmsguide.com/5329/external-ballistics-the-coriolis-effect-6-theory-section/]Long Range Shooting: External Ballistics - The Coriolis Effect | The Arms Guide[/url] Why do you think NASA uses Florida for most of its launches? Do you think NASA engineers picked the location because of the scantily clad women in Florida? Well ok, that may be the real reason, but the scientific reason NASA gives is the Eotvos effect. The linear velocity of the earth at the equator is 1,070 mph or about 1,600 fps. That makes it easier to reach the roughly 25,000 mph needed to achieve escape velocity. The earth’s linear velocity is at its maximum at the equator and falls to near zero at the poles. NASA saves fuel by taking advantage of this effect. BTW, NASA launches its rockets to the east. [/QUOTE]
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