Staz wrote on Tue, 23 March 2004 11:21

I'm not entirely sure I understand this scheme, especially the ratings Could you explain in a bit more detail ?

Player Level		Advance		Decrement
1.0 Beginner		1.0		0.0
2.0 Low intermediate	0.5		1.0
3.0 Intermediate		0.3		0.5
4.0 High intermediate	0.25		0.3
5.0 Low advanced		0.2		0.25
6.0 Advanced		0.16		0.2
7.0 High advanced		0.14		0.16
8.0 Expert		0.12		0.14

Game Average Level	Advance Modifier	Decrement Modifier
1.0 Beginner		1		0
2.0 Low intermediate	2		1
3.0 Intermediate		3		2
4.0 High intermediate	4		3
5.0 Low advanced		5		4
6.0 Advanced		6		5
7.0 High advanced		7		6
8.0 Expert		8		7

Quote:

donjon rated himself intermediate and played in an intermediate game and lost miserably original rating 3.0 + (-.5*2) ... new rating 2.0 (low intermediate)