Re: [Aus-soaring] Murray Evans formula

2013-03-07 Thread Mike Borgelt
The acronym for the Murray Evans Scoring System is MESS which more than adequately describes it. The problem was that at the time there were 3 classes, Standard, 15M and Open and only 4 slots per country at a World contest despite the IGC or its predecessor having created a 3rd Class some yea

Re: [Aus-soaring] Murray Evans formula

2013-03-07 Thread Matthew Gage
It's worth looking at how sailing tried handicapping 20 years ago, as they went through a similar process. I was heavily involved both as a competitor and as someone trying to make the system work. Some bright individuals came up with the idea of handicapping based on a polar so that the wind c

Re: [Aus-soaring] Murray Evans formula

2013-03-07 Thread emilis prelgauskas
On 07/03/2013, at 11:26 PM, Mike Cleaver wrote: but nobody yet regularly uses a reference thermal that reflects the actual conditions on the day, or the fact that some sites experience consistently better thermals than others. In gross terms, the US the CH factors differ between west and east

Re: [Aus-soaring] Murray Evans formula

2013-03-07 Thread emilis prelgauskas
And if you want hard copy sets of AG (sorry not complete back to the 1950s because we have run out of the early small print runs) email Keith Willis (there are some mighty people like Ann and keith doing work of value in the sport unheralded) On 07/03/2013, at 9:49 PM, Ann Woolf wrote: I h

Re: [Aus-soaring] Murray Evans formula

2013-03-07 Thread Mike Cleaver
Hi Terry (and congratulations on your IGC role, and work winning Worlds for Australia) The handicap system was devised by Peter Rigby of the Wollongong Gliding Club, and more recently maintained by a committee chaired by Graham Brown of Bathurst SC. In essence, the committee agree on a polar

Re: [Aus-soaring] Murray Evans formula

2013-03-07 Thread Michael Scutter
The scorer also won the regatta too! I'm not suggesting any inappropriate behaviour but that was good fun too Michael On 07/03/2013, at 10:36 PM, Terry Home wrote: > The ME formula was used for many years, but it was used to compare results > across classes for team selection, not handicaps.

[Aus-soaring] Murray Evans formula

2013-03-07 Thread Terry Home
The ME formula was used for many years, but it was used to compare results across classes for team selection, not handicaps. ME would apply the formula to produce a team solution and then some "wise" heads would critique and then ME would "adjust" the factors and produce a new set of results. Ev

[Aus-soaring] Murray Evans formula

2013-03-07 Thread Ann Woolf
I have sent the relevant pages to Gary. If anyone has their own AGs, there are Excel files which contain the index of everything in these AGs, on the Waikerie Gliding club website that you may download and search for anything in the AGs from 1951 to 1997 when they went to A4 size. Ann __