De Haan, Eric May 2018 FIDE Individual Chess Calculations

Individual Calculations May 2018

De Haan, Eric Total change: -16.80

Dutch Team Competition 2017-2018 2B Round 8			Various		NED	2018-04-07
Rc	Ro			w	n	change	K	*Kchg**	Game
2403	2342			0.50	1	0.08	20	1.60

Jonkman, Harmen	g	2403	NED	0.50	1	0.08	20	1.60
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)

Dutch Team Competition 2017-2018 2B Round 9			Various		NED	2018-04-21
Rc	Ro			w	n	change	K	*Kchg**	Game
2078	2342			0.50	1	-0.32	20	-6.40

Galje, Hans		2078	NED	0.50	1	-0.32	20	-6.40
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)

Belgian Interclubs 2017-2018 Round 10			Various Places		BEL	2018-04-22
Rc	Ro			w	n	change	K	*Kchg**	Game
2266	2342			0.00	1	-0.60	20	-12.00

Rihouay, Clement		2266	FRA	0.00	1	-0.60	20	-12.00
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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