Roos, David April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Roos, David Total change: -11.00

Belgian Interclubs 2022-2023 Ronde 8				Various Places		BEL	2023-03-05
Rc	Ro				w	n	change	K	*Kchg**	Game
1944	2098				1.00	1	0.29	20	5.80

De Rycke, Tyani		wf	1944	BEL	1.00	1	0.29	20	5.80
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)

Team 2023 - Nationale 2 r7-8				FRANCE		FRA	2023-03-11
Rc	Ro				w	n	change	K	*Kchg**	Game
2067	2098				0.50	2	-0.58	20	-11.60

Deveque, Guillaume			2016	FRA	0.50	1	-0.11	20	-2.20
Aghamir Alrobiai, Nizar			2117	FRA	0.00	1	-0.47	20	-9.40
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
2280	2098				0.00	1	-0.26	20	-5.20

Wunnink, Michael	f		2280	NED	0.00	1	-0.26	20	-5.20
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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