= 78 kPa. At 2.5 MPH I get roughly 5 ft down per color, which agrees with observations seen around the net, and on lead core line web sites. Most brands claim that their lines will fish five to seven feet deep for each color or 10 yards of lead core line that is deployed. Calculate … Change ), You are commenting using your Facebook account. I’ve trolled for many years on the same … Generally it is some type of braid with a thin strip of lead wire running down the center. This is a simple online version of the Android app. Sufix Performance Lead Core … By dividing the full cutting depth of the thread into smaller cuts, the sensitive nose radius of the insert is not overloaded. This App insures depth accuracy for increase catch results. One of the biggest problems with fishing for cold water species is depth control. Personally I don't troll a straight line so a core is probably going to raise up to 40' +or- on an outside turn and probably drop down to 50 +or- on an inside turn (with a board). Talking to a guy at L.L Beans looking at Lead Core he told me that the only way he finds success at fish 50 feet down is with a double spool with 12 colors out and said he has never scraped bottom at 80-100 FOW with 18 Colors out. Professor Spolek’s paper has already been referenced in Fly Fisherman Magazine in reference to sink depths of wet flies, if you are interested in that kind of thing. Trolling with lead core line is a way to get down to deep water fishing. Trolling depth estimator. Tuf-Line makes one of the industry leading lead core lines. So theoretically, one could use this table to calculate the depth out to ten colors or more. = 998 kg/m39.8m/s8m. Measured depth (MDmeasured depth), or drilled to depth (DDdrilled deeper), is the depth measured (by driller or logger) to any feature of a well, whether a casing point, a sidewall core, or a significant geological marker. Lead Core Line Depth Calculator. Side or Flank: The … Insights into Download, usage, revenue, rank & SDK data. In application, it is suggested that external and internal threads of the same class be used together for general purpose assemblies, Class 2G being the preferred choice. Depth Savvy. According to this model then, ten colors of Kerplunk #18 at 1.5 MPH could get you deeper than 100 ft, assuming no current, and that your lure was of neutral buoyancy, such as a light salmon spoon. Detailed Lead Core Line Depth Chart - Sufix Performance Lead Core. Create a free website or blog at WordPress.com. That was a long time ago, and I got some good information. There was one interesting scientific paper which took an engineering approach to the problem: “Sink depth of trolled fishing lines” G Spolek – Sports Engineering. =179.5682 kPa. Google Play App Intelligence for Lead Core Line Precision Trolling Depth Calculator. Line is marked with different color, each ten yards in length. A search of the web turned up little more than rules of thumb. Turning Speech On will voice your expected depth in standard mode, and when activated with Auto GPS Speed - Speech On will start announcing Lead Core Depth in 20 seconds intervals for hands off use. This Application will factor these and other variables to obtain the greatest measure of accuracy of lure depth … knots km/h miles/h. ... you need only substitute this value of mu for that of the actual material and then calculate your inductor design (using μ e) in the same way you would normally. Once I went to the trouble of creating a model which took catenary effects into account the effects cancel out. The polyester braided fiber outer provides added toughness and abrasion resistance. Sink rate is about 4 yards out equals 2 foot of depth. Fishing with lead core line for trout, bass, walleye or salmon know more "Precisely” depth you're trolling. He then validated his model by depth and speed measurements. Root: The surface of the thread corresponding to the minor diameter of the screw and the major diameter of the nut. This line has ten different specially dyed colors which change every ten yards so you can measure the length of line out and water depths targeted. Most come in 18 and 36 lb. test and are segmented into different “colors” which are each 10 yards long to help make determining the amount of line you let out a little easier. Lead core depth Strictly Fishing. What I did was to measure diameters of lead core line with calipers and a feeler gauge (+/- .05 mm) and measured one color of the line to the nearest gram – if no published data were available. 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