Alvir, Aco April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Alvir, Aco Total change: -18.30

Oberliga Bayern 2022-2023 March 2023			various		GER	2023-03-05
Rc	Ro			w	n	change	K	*Kchg**	Game
2329	2305			0.50	2	-0.44	10	-4.40

Quast, Michael	f	2271	GER	0.50	1	-0.05	10	-0.50
Kosic, Dragan	g	2387	MNE	0.00	1	-0.39	10	-3.90
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)

Steirische Landesliga 2022-2023 Round 9-10			several		AUT	2023-03-11
Rc	Ro			w	n	change	K	*Kchg**	Game
2322	2305			1.00	2	0.05	10	0.50

Pilaj, Herwig	m	2332	AUT	0.50	1	0.04	10	0.40
Webersberger, Johann	m	2312	AUT	0.50	1	0.01	10	0.10
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)

Burgenland Landesliga 2022-2023 Round 8-9			several		AUT	2023-03-12
Rc	Ro			w	n	change	K	*Kchg**	Game
2137	2305			0.00	2	-1.44	10	-14.40

Zimmermann, Heinz		2135	AUT	0.00	1	-0.72	10	-7.20
Gasa, Patrik		2139	SVK	0.00	1	-0.72	10	-7.20
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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