Grochal, Joey April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Grochal, Joey Total change: 9.00

Belgian Interclubs 2022-2023 Ronde 8			Various Places		BEL	2023-03-05
Rc	Ro			w	n	change	K	*Kchg**	Game
2368	2284			0.50	1	0.12	20	2.40

Bosman, Michiel	m	2368	NED	0.50	1	0.12	20	2.40
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 2022-2023 - Klasse 3 Round 7			Various		NED	2023-03-11
Rc	Ro			w	n	change	K	*Kchg**	Game
2090	2284			1.00	1	0.25	20	5.00

Vonk, Jaco		2090	NED	1.00	1	0.25	20	5.00
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)

Belgian Interclubs 2022-2023 Ronde 9			Various Places		BEL	2023-03-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1884	2284			1.00	1	0.08	20	1.60

Vincent, Ayla		1884 *	BEL	1.00	1	0.08	20	1.60
* Rating difference of more than 400. Please read more at FIDE Handbook
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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