Ronse, Ivan March 2023 FIDE Individual Chess Calculations

Individual Calculations March 2023

Ronse, Ivan Total change: -18.00

Open Brussels Winter 2023 Round 4			Brussels		BEL	2023-01-30
Rc	Ro			w	n	change	K	*Kchg**	Game
2009	1994			0.00	1	-0.48	20	-9.60

Vos, Rik		2009	NED	0.00	1	-0.48	20	-9.60
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)

Open Brussels Winter 2023 Rounds 5-6			Brussels		BEL	2023-02-06
Rc	Ro			w	n	change	K	*Kchg**	Game
1739	1999			1.50	2	-0.13	20	-2.60

Lombart, Philippe		1791	BEL	0.50	1	-0.27	20	-5.40
Toledo, Hillel		1686	BEL	1.00	1	0.14	20	2.80
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)

Open Brussels Winter 2023 Round 7			Brussels		BEL	2023-02-27
Rc	Ro			w	n	change	K	*Kchg**	Game
2159	1999			0.00	1	-0.29	20	-5.80

Hauchamps, Maxime		2159	BEL	0.00	1	-0.29	20	-5.80
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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