Pruijssers, Roeland January 2009 FIDE Individual Chess Calculations

Individual Calculations January 2009

Pruijssers, Roeland Total change: -13.90

Meester - r 1-3 - Dutch Team Competition			Various		NED	2008-09-27
Rc	Ro			w	n	change	K	*Kchg**	Game
2436	2452			2.00	3	0.43	10	4.30

Nijboer, Friso	g	2564	NED	0.00	1	-0.35	10	-3.50
Tereick, Benjamin	f	2382	NED	1.00	1	0.40	10	4.00
De Jager, Jaap		2361	NED	1.00	1	0.38	10	3.80
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

Essent Open			Hoogeveen		NED	2008-10-17
Rc	Ro			w	n	change	K	*Kchg**	Game
2284	2459			4.50	9	-1.82	10	-18.20

Rooda, Kai		2141	NED	0.50	1	-0.37	10	-3.70
Ducarmon, Quinten		2109	NED	1.00	1	0.11	10	1.10
Negi, Parimarjan	g	2597	IND	0.50	1	0.19	10	1.90
Groenewold, Jan Joris		2109	NED	1.00	1	0.11	10	1.10
Mekhitarian, Krikor Sevag	m	2511	BRA	0.00	1	-0.43	10	-4.30
Vedder, Richard	f	2334	NED	0.00	1	-0.67	10	-6.70
Pel, Bonno	f	2324	NED	0.00	1	-0.68	10	-6.80
Van Der Veen, Jan		2114	NED	1.00	1	0.11	10	1.10
Afek, Yochanan	m	2319	ISR	0.50	1	-0.19	10	-1.90
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

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