De Villers, Mourad April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

De Villers, Mourad Total change: 2.60

Belgian Interclubs 2022-2023 Ronde 8			Various Places		BEL	2023-03-05
Rc	Ro			w	n	change	K	*Kchg**	Game
2004	2163			0.50	1	-0.21	20	-4.20

Bien, Stefan		2004	GER	0.50	1	-0.21	20	-4.20
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)

Open 2023 du CEWB Ronde 3			Bruxelles		BEL	2023-03-09
Rc	Ro			w	n	change	K	*Kchg**	Game
1783	2163			1.00	1	0.09	20	1.80

Silovy, Alain		1783	BEL	1.00	1	0.09	20	1.80
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)

Open 2023 du CEWB Ronde 4			Bruxelles		BEL	2023-03-16
Rc	Ro			w	n	change	K	*Kchg**	Game
2180	2163			0.50	1	0.02	20	0.40

Kerkhof, Philippe		2180	BEL	0.50	1	0.02	20	0.40
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 2022-2023 Ronde 9			Various Places		BEL	2023-03-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1815	2163			1.00	1	0.11	20	2.20

Bouquiaux, Julien		1815	BEL	1.00	1	0.11	20	2.20
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)

Open 2023 du CEWB Ronde 5			Bruxelles		BEL	2023-03-23
Rc	Ro			w	n	change	K	*Kchg**	Game
1828	2163			1.00	1	0.12	20	2.40

Ahmetaj, Rasim		1828	BEL	1.00	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)

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