Vavra, Jan February 2023 FIDE Individual Chess Calculations

Individual Calculations February 2023

Vavra, Jan Total change: 22.20

SSS Krajska soutez B 2022-2023 r6-7			various		CZE	2023-01-08
Rc	Ro			w	n	change	K	*Kchg**	Game
2096	1914			1.00	1	0.74	20	14.80

Vrabec, Milos		2096	CZE	1.00	1	0.74	20	14.80
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)

PSS KP (Prebor) druzstev 2022-2023 r1-3			Prague		CZE	2023-01-09
Rc	Ro			w	n	change	K	*Kchg**	Game
1966	1914			1.50	3	0.21	20	4.20

Mintel, Milan		1974	CZE	0.50	1	0.08	20	1.60
Holub, Jan		1922	CZE	1.00	1	0.51	20	10.20
Novak, Martin		2001	CZE	0.00	1	-0.38	20	-7.60
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)

SSS Krajsky prebor 2022-2023 r6-7			various		CZE	2023-01-15
Rc	Ro			w	n	change	K	*Kchg**	Game
1775	1914			1.50	2	0.16	20	3.20

Cuvala, Tibor		1641	CZE	1.00	1	0.17	20	3.40
Plasek, Zdenek		1909	CZE	0.50	1	-0.01	20	-0.20
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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