Brzostek, Piotr July 2023 FIDE Individual Chess Calculations

Individual Calculations July 2023

Brzostek, Piotr Total change: -24.40

Wiosenne FIDE granie w Hetmanie 2023_B Round 7			Warszawa		POL	2023-05-30
Rc	Ro			w	n	change	K	*Kchg**	Game
1150	1224			1.00	1	0.40	40	16.00

Zyla, Kacper		1150	POL	1.00	1	0.40	40	16.00
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)

274th YMCA Spring 2023-C Round 8			Warszawa		POL	2023-05-31
Rc	Ro			w	n	change	K	*Kchg**	Game
1220	1224			1.00	1	0.49	40	19.60

Kozera, Konrad		1220	POL	1.00	1	0.49	40	19.60
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)

Wiosenne FIDE granie w Hetmanie 2023_B Round 8-11			Warszawa		POL	2023-06-06
Rc	Ro			w	n	change	K	*Kchg**	Game
1109	1288			0.00	2	-1.46	40	-58.40

Bialczynski, Michal		1145	POL	0.00	1	-0.69	40	-27.60
Matusik, Bartosz		1073	POL	0.00	1	-0.77	40	-30.80
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)

274th YMCA Spring 2023-C Round 9-11			Warszawa		POL	2023-06-07
Rc	Ro			w	n	change	K	*Kchg**	Game
1280	1288			1.50	3	-0.04	40	-1.60

Gorzelinski, Jan		1260	POL	0.50	1	-0.04	40	-1.60
Flig, Wojciech		1326	POL	0.50	1	0.05	40	2.00
Zglenicki, Jakub		1254	POL	0.50	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)

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