Mayo, Zevallos Salvador Andres November 2023 FIDE Individual Chess Calculations

Individual Calculations November 2023

Mayo, Zevallos Salvador Andres Total change: -2.40

7 Open IRT U2400 Circulo Peruano de Ajedrez			Lima		PER	2023-10-02
Rc	Ro			w	n	change	K	*Kchg**	Game
1292	1077			1.00	3	0.29	40	11.60

Ccana Minauro, Reiben Andre		1347	PER	0.00	1	-0.17	40	-6.80
Salas Gonzales, David Ademar		1362	PER	0.00	1	-0.16	40	-6.40
Melgar Ledesma, Hachi Alexandra		1168	PER	1.00	1	0.62	40	24.80
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)

1 IRT Cerrado U1200 Circulo Peruano de Ajedrez Grupo B			Lima		PER	2023-10-09
Rc	Ro			w	n	change	K	*Kchg**	Game
1089	1077			2.50	5	0.07	40	2.80

Uchasara Apolinario, Josue Yoni		1295	PER	0.50	1	0.28	40	11.20
Ramirez Mori, Jael Eduardo		1003	PER	0.50	1	-0.10	40	-4.00
Carbajal Sotomayor, Cesar Stefano		1042	PER	1.00	1	0.45	40	18.00
Salazar Ramirez, Leonardo Gabriel		1009	PER	0.50	1	-0.09	40	-3.60
Garay Ramirez, Patrick Yosue		1097	PER	0.00	1	-0.47	40	-18.80
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)

XII Campeonato Panamericano Escolar de Ajedrez - Sub 09 Absoluto			Lima		PER	2023-10-16
Rc	Ro			w	n	change	K	*Kchg**	Game
1331	1077			0.00	2	-0.42	40	-16.80

Yu, Yang		1457	USA	0.00	1	-0.09	40	-3.60
Villanueva Chavez, Dorian Gael		1205	PER	0.00	1	-0.33	40	-13.20
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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