Reyes Zavaleta, Cristhian Yamil October 2021 FIDE Individual Chess Calculations

Individual Calculations October 2021

Reyes Zavaleta, Cristhian Yamil Total change: 45.20

XXXI Panamerican Youth Chess Festival 2021 - U12 Open			Florianopolis SC		BRA	2021-09-04
Rc	Ro			w	n	change	K	*Kchg**	Game
1429	1273			1.00	3	0.00	40	0.00

Hardaway, Brewington	c	1673 *	USA	0.00	1	-0.08	40	-3.20
Montevilla Cahuasa, Jonathan I.		1473	BOL	0.50	1	0.26	40	10.40
Zottis, Pietro		1141	BRA	0.50	1	-0.18	40	-7.20
* 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)

8 Open IRT U-2200 Club Hermanos Rojas			Lima		PER	2021-09-25
Rc	Ro			w	n	change	K	*Kchg**	Game
1229	1273			4.00	5	1.13	40	45.20

Vasquez Vargas, Henry Richard		1673 *	PER	0.00	1	-0.08	40	-3.20
Ramirez Espino, Gian Sandro		1137	PER	1.00	1	0.32	40	12.80
Rojas Salas, Rihanna Irina		1042	PER	1.00	1	0.21	40	8.40
Guzman Vera, Xiomara Anahi		1043	PER	1.00	1	0.21	40	8.40
Acuna Alarcon, Claudia Micaela		1248	PER	1.00	1	0.47	40	18.80
* 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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