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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Magnetospeed and Harmonics
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<blockquote data-quote="MMERSS" data-source="post: 1067546" data-attributes="member: 63748"><p><span style="font-family: 'Verdana'"><span style="font-size: 10px">Quite a few seem to follow the same principles with use.</span></span></p><p></p><p><span style="font-family: 'Verdana'"><span style="font-size: 10px">The primary reason I purchased the Magnetospeed was for temperature regression results. On a cold day a few rounds and the rifle can be set outside for a period of time to allow for ambient temperature to set in. Powder temperature (outside air temperature) can be recorded and a shot taken with the chronograph attached. The barrel can rest for 15 minutes or so with the process completed again. Average MV with powder temperature results are recorded.</span></span></p><p></p><p><span style="font-family: 'Verdana'"><span style="font-size: 10px">During the cold temperature process additional rounds are placed on the floor of the vehicle with the heater running. After the last cold temperature shot with MV established and while the barrel is still warm, a round from under the heater is shot with MV recorded. While the barrel is still warm the remaining rounds are removed one by one and shot to record the MV. A Kestrel is placed with the ammo on the floorboard to record the powder temperature. MV temperature regression can be established with this method and the Magnetospeed works great for this purpose. An average MV can now be applied to ballistics solvers corresponding to the powder temperature.</span></span></p><p></p><p><span style="font-family: 'Verdana'"><span style="font-size: 10px">When temperatures warm up the same can be conducted…..I just find it easier to verify potential regression results during one shooting occasion and not wait for half a year….but that's just me.</span></span></p><p></p><p><span style="font-size: 10px"></span></p><p><span style="font-size: 10px"></span></p></blockquote><p></p>
[QUOTE="MMERSS, post: 1067546, member: 63748"] [FONT=Verdana][SIZE=2]Quite a few seem to follow the same principles with use.[/SIZE][/FONT] [SIZE=2][/SIZE] [FONT=Verdana][SIZE=2]The primary reason I purchased the Magnetospeed was for temperature regression results. On a cold day a few rounds and the rifle can be set outside for a period of time to allow for ambient temperature to set in. Powder temperature (outside air temperature) can be recorded and a shot taken with the chronograph attached. The barrel can rest for 15 minutes or so with the process completed again. Average MV with powder temperature results are recorded.[/SIZE][/FONT] [SIZE=2][/SIZE] [FONT=Verdana][SIZE=2]During the cold temperature process additional rounds are placed on the floor of the vehicle with the heater running. After the last cold temperature shot with MV established and while the barrel is still warm, a round from under the heater is shot with MV recorded. While the barrel is still warm the remaining rounds are removed one by one and shot to record the MV. A Kestrel is placed with the ammo on the floorboard to record the powder temperature. MV temperature regression can be established with this method and the Magnetospeed works great for this purpose. An average MV can now be applied to ballistics solvers corresponding to the powder temperature.[/SIZE][/FONT] [FONT=Verdana][SIZE=2]When temperatures warm up the same can be conducted…..I just find it easier to verify potential regression results during one shooting occasion and not wait for half a year….but that’s just me.[/SIZE][/FONT] [SIZE=2] [/SIZE] [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Magnetospeed and Harmonics
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