Hostasa, Petr February 2023 FIDE Individual Chess Calculations

Individual Calculations February 2023

Hostasa, Petr Total change: -14.80

Oddilovy prebor SK Olympia Ceske Budejovice 2022 r4-5			Ceske Budejovice		CZE	2023-01-05
Rc	Ro			w	n	change	K	*Kchg**	Game
1761	1519			0.00	2	-0.41	20	-8.20

Svoboda, Petr		1716	CZE	0.00	1	-0.25	20	-5.00
Steinbauer, Sebastian		1805	CZE	0.00	1	-0.16	20	-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)

PRAGUE OPEN 2023 B - FIDE open			Prague		CZE	2023-01-06
Rc	Ro			w	n	change	K	*Kchg**	Game
1353	1519			0.00	1	-0.72	20	-14.40

Rehacek, Oldrich		1353	CZE	0.00	1	-0.72	20	-14.40
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)

JSS - 2. divize A 2022-2023 r6-7			various		CZE	2023-01-09
Rc	Ro			w	n	change	K	*Kchg**	Game
1872	1519			0.50	1	0.39	20	7.80

Muk, Ivo		1872	CZE	0.50	1	0.39	20	7.80
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)

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