Siebert, Matias March 2023 FIDE Individual Chess Calculations

Individual Calculations March 2023

Siebert, Matias Total change: 54.40

Open Brussels Winter 2023 Round 4			Brussels		BEL	2023-01-30
Rc	Ro			w	n	change	K	*Kchg**	Game
1213	1613			1.00	1	0.08	40	3.20

Heyndrickx, Christophe		1213 *	BEL	1.00	1	0.08	40	3.20
* Rating difference of more than 400. Please read more at FIDE Handbook
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
1876	1610			1.00	2	0.62	40	24.80

Brion, Philippe		1776	BEL	1.00	1	0.72	40	28.80
Sarkisian, Arman		1976	BEL	0.00	1	-0.10	40	-4.00
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
1726	1610			1.00	1	0.66	40	26.40

Haulotte, Francois		1726	BEL	1.00	1	0.66	40	26.40
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)

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