Zhang, Xin An January 2023 FIDE Individual Chess Calculations

Rapid: Individual Calculations January 2023

Zhang, Xin An Total change: -12.80

GXA Outono Semi-Rapidas 2022			Lisboa		POR	2022-12-03
Rc	Ro			w	n	change	K	*Kchg**	Game
1606	1736			2.50	4	0.07	40	2.80

Martins, Domingos Antonio M		1336 *	POR	1.00	1	0.08	40	3.20
Ryabukhin, Roman		1917	RUS	0.00	1	-0.26	40	-10.40
Carvalho, Duarte Miguel S R		1296	POR	1.00	1	0.06	40	2.40
Marques, Rui Filipe Pereira		1874	POR	0.50	1	0.19	40	7.60
* 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)

CD Lisboa Jovens Semirrapidas Equipas 2022-23 - U20			Lisboa		POR	2022-12-17
Rc	Ro			w	n	change	K	*Kchg**	Game
1400	1736			4.00	5	-0.39	40	-15.60

Cardoso, Xavier Silva		1367	POR	1.00	1	0.10	40	4.00
Caturra, Rafael Dias		1373	POR	1.00	1	0.10	40	4.00
Reis, Pedro Rafael Melo		1490	POR	1.00	1	0.19	40	7.60
Ferreira, Nuno David Oliveira		1432	POR	0.00	1	-0.86	40	-34.40
Goncalves, Andre Arveola Falcao		1336 *	POR	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)

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