Petrek, Dominik February 2023 FIDE Individual Chess Calculations

Individual Calculations February 2023

Petrek, Dominik Total change: 2.40

3. liga A1 2022 2023 R5-6			Bratislava		SVK	2023-01-08
Rc	Ro			w	n	change	K	*Kchg**	Game
1798	2090			1.50	2	-0.16	40	-6.40

Kuna, Vladimir		1905	SVK	0.50	1	-0.24	40	-9.60
Kapolkova, Greta		1690 *	SVK	1.00	1	0.08	40	3.20
* Rating difference of more than 400. Please read more at FIDE Handbook
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)

1. liga Zapad 2022 2023 R7			BA-NR-TT-TN		SVK	2023-01-14
Rc	Ro			w	n	change	K	*Kchg**	Game
1905	2090			1.00	1	0.26	40	10.40

Kuna, Vladimir		1905	SVK	1.00	1	0.26	40	10.40
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)

2. liga A 2022 2023 R7			Bratislava		SVK	2023-01-15
Rc	Ro			w	n	change	K	*Kchg**	Game
2062	2090			0.50	1	-0.04	40	-1.60

Privara, Igor		2062	SVK	0.50	1	-0.04	40	-1.60
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)

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