Ypma, Peter May 2018 FIDE Individual Chess Calculations

Individual Calculations May 2018

Ypma, Peter Total change: -17.40

Dutch Team Competition 2017-2018 1A Round 8			various		NED	2018-04-07
Rc	Ro			w	n	change	K	*Kchg**	Game
2405	2350			0.00	1	-0.42	20	-8.40

De Rover, Yong Hoon		2405	NED	0.00	1	-0.42	20	-8.40
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)

Dutch Team Competition 2017-2018 1A Round 9			various		NED	2018-04-21
Rc	Ro			w	n	change	K	*Kchg**	Game
2216	2350			0.00	1	-0.68	20	-13.60

Oorebeek, Erwin		2216	NED	0.00	1	-0.68	20	-13.60
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)

Belgian Interclubs 2017-2018 Round 10			Various Places		BEL	2018-04-22
Rc	Ro			w	n	change	K	*Kchg**	Game
2522	2350			0.50	1	0.23	20	4.60

Burg, Twan	g	2522	NED	0.50	1	0.23	20	4.60
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)

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