Orban, Didier October 2023 FIDE Individual Chess Calculations

Individual Calculations October 2023

Orban, Didier Total change: 7.20

Challenge Lalevitch 2023 Ronde 1			Liege		BEL	2023-09-08
Rc	Ro			w	n	change	K	*Kchg**	Game
1824	1362			0.00	1	-0.05	40	-2.00

Battistelli, Fausto		1824	BEL	0.00	1	-0.05	40	-2.00
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)

Challenge Lalevitch 2023 Ronde 3			Liege		BEL	2023-09-22
Rc	Ro			w	n	change	K	*Kchg**	Game
1221	1362			1.00	1	0.31	40	12.40

Lazzari, Irene		1221	BEL	1.00	1	0.31	40	12.40
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 2023-2024 Round 1			Various Places		BEL	2023-09-24
Rc	Ro			w	n	change	K	*Kchg**	Game
1303	1362			0.50	1	-0.08	40	-3.20

Dumoulin, Patrick		1303	BEL	0.50	1	-0.08	40	-3.20
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)

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