Polzin, Rainer April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Polzin, Rainer Total change: 2.50

Vereinsmeisterschaft Schachfreunde Berlin 2024 March 2023			Berlin		GER	2023-03-01
Rc	Ro			w	n	change	K	*Kchg**	Game
2228	2398			1.00	2	-0.41	10	-4.10

Weber, Daniel		2108	GER	0.50	1	-0.34	10	-3.40
Florstedt, Johannes	f	2347	GER	0.50	1	-0.07	10	-0.70
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)

Deutsche Schach-Pokalmeisterschaft fuer Mannschaften 2023 Zwischenrunde			various		GER	2023-03-11
Rc	Ro			w	n	change	K	*Kchg**	Game
2490	2398			1.50	2	0.71	10	7.10

Wittke, Rene	f	2317	GER	1.00	1	0.39	10	3.90
Kamsky, Gata	g	2663	USA	0.50	1	0.32	10	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)

2. Bundesliga Nord 2022-2023 March 2023			various		GER	2023-03-18
Rc	Ro			w	n	change	K	*Kchg**	Game
2359	2398			0.50	1	-0.05	10	-0.50

Maciejczak, Jakub	f	2359	POL	0.50	1	-0.05	10	-0.50
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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