Gratton, Alexandre April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Gratton, Alexandre Total change: 14.40

Championnat de la Loire Atlantique - Open Retif 2023 r6-7			GETIGNE		FRA	2023-03-04
Rc	Ro			w	n	change	K	*Kchg**	Game
1673	1916			0.50	1	-0.30	20	-6.00

Martin, Didier		1673	FRA	0.50	1	-0.30	20	-6.00
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)

Team 2023 - Nationale 2 r7-8			FRANCE		FRA	2023-03-11
Rc	Ro			w	n	change	K	*Kchg**	Game
2196	1916			1.50	2	1.17	20	23.40

Eustache, Boris		2160	FRA	1.00	1	0.80	20	16.00
Alanic, Xavier		2232	FRA	0.50	1	0.37	20	7.40
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)

Team 2023 - Coupe de France 8e			FRANCE		FRA	2023-03-26
Rc	Ro			w	n	change	K	*Kchg**	Game
2209	1916			0.00	1	-0.15	20	-3.00

Bremond, Eric	f	2209	FRA	0.00	1	-0.15	20	-3.00
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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