Barboza Viquez, Martin Eduardo February 2019 FIDE Individual Chess Calculations

Individual Calculations February 2019

Barboza Viquez, Martin Eduardo Total change: 59.20

Abierto Internacional Metropolitano B 2018			San Jose		CRC	2018-12-26
Rc	Ro			w	n	change	K	*Kchg**	Game
1589	1319			2.00	6	0.76	40	30.40

Herrera Boschini, Gabriel		1647	CRC	0.00	1	-0.13	40	-5.20
Ferreira Araujo, Aldair Antonio		1719 *	PAN	0.50	1	0.42	40	16.80
Quiros Avendano, Luis Alejandro		1719 *	CRC	0.00	1	-0.08	40	-3.20
Semana Ramirez, Jerian		1303	CRC	1.00	1	0.48	40	19.20
Huertas Badilla, Allan		1719 *	CRC	0.00	1	-0.08	40	-3.20
Cedeno Caceres, Stif		1427	CRC	0.50	1	0.15	40	6.00
* 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)

Campeonato Nacional Infantil Absoluto Sub12 2019			San Jose		CRC	2019-01-24
Rc	Ro			w	n	change	K	*Kchg**	Game
1199	1319			4.00	5	0.72	40	28.80

Salazar Gould, Kristy Valeria		1200	CRC	1.00	1	0.34	40	13.60
Nunez Okubo, Emy		1077	CRC	1.00	1	0.20	40	8.00
Segura Cordero, Ariel		1348	CRC	0.00	1	-0.46	40	-18.40
Frajman Kierszenson, Lior		1223	CRC	1.00	1	0.37	40	14.80
Calderon Brenes, Tiffany		1146	CRC	1.00	1	0.27	40	10.80
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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