Afek, Yochanan January 2009 FIDE Individual Chess Calculations

Individual Calculations January 2009

Afek, Yochanan Total change: -2.50

1B - r 1-3 - Dutch Team Competition				Various		NED	2008-09-27
Rc	Ro				w	n	change	K	*Kchg**	Game
2322	2320				1.00	3	-0.49	10	-4.90

Leenhouts, Koen	m		2400	NED	0.00	1	-0.39	10	-3.90
Overeem, Marc	f		2288	NED	0.50	1	-0.04	10	-0.40
Muhren, Bianca		wg	2278	NED	0.50	1	-0.06	10	-0.60
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
2329	2319				4.50	9	0.24	10	2.40

Van Der Velde, Wytse			1978	NED	1.00	1	0.12	10	1.20
Van Der Wiel, John T.h.	g		2501	NED	0.50	1	0.24	10	2.40
Pavlovic, Milos	g		2524	SRB	0.50	1	0.26	10	2.60
Hort, Vlastimil	g		2478	GER	0.00	1	-0.29	10	-2.90
Goudriaan, Etienne			2089	NED	1.00	1	0.21	10	2.10
Slingerland, Fred	f		2373	NED	0.00	1	-0.42	10	-4.20
Sparenberg, Erik			2042	NED	1.00	1	0.17	10	1.70
Ulibin, Mikhail	g		2521	RUS	0.00	1	-0.24	10	-2.40
Pruijssers, Roeland	m		2459	NED	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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