Tag Archives: VLookup

Calculating and plotting rotations

Posted on 19/06/2023 by dougaj4

This post was prompted by a recent post at Eng-Tips. The original problem seemed simple enough: Im trying to wirte a formula where I imput vessel heading and datum bore heading and it tells me FWD, STBD, AFT or PORT … Continue reading →

Posted in Coordinate Geometry, Drawing, Excel, Maths, Newton, VBA | Tagged , , , , , , | Leave a comment

More on Lookups

Posted on 22/11/2016 by dougaj4

Following my recent post on nearest lookups, I came across a post from Charles Williams on the opposite problem; how to do an exact VLookup  on a large amount of data without taking all day, but still retaining the ability to return … Continue reading →

Posted in Excel | Tagged , , | Leave a comment

Nearest Lookup Function

Posted on 21/10/2016 by dougaj4

The Excel Lookup functions (including VLookup, HLookup and Match) all allow for an “exact” or “closest” match on numerical data, but the closest option has a number of problems: The data must be sorted For VLookup and HLookup the data … Continue reading →

Posted in Coordinate Geometry, Excel, Maths, UDFs, VBA | Tagged , , , , , , , , | 2 Comments

Time to Lookup

Posted on 27/04/2015 by dougaj4

At Daily Dose of Excel Jeff Weir has been looking at alternative methods of applying the VLookup function and ways of getting precise timing of the different formulations. Based on his posts there I have written two Lookup User Defined … Continue reading →

Posted in Arrays, Excel, UDFs, VBA | Tagged , , , , , , | 5 Comments