Roman Alvarez, Oscar September 2018 FIDE Individual Chess Calculations

Individual Calculations September 2018

Roman Alvarez, Oscar Total change: -44.00

CLUB DE AJEDREZ CHILE IRT SEGUNDA ESCALERILLA			Santiago		CHI	2018-07-26
Rc	Ro			w	n	change	K	*Kchg**	Game
1767	1829			1.50	4	-0.79	20	-15.80

Norambuena Hernandez, Marco		1657	COL	1.00	1	0.27	20	5.40
Nauto Munoz, Isaias		1988	CHI	0.00	1	-0.29	20	-5.80
Ley Polanco, Chihon		1541	CHI	0.00	1	-0.84	20	-16.80
Abiuso Melo, Diego		1880	CHI	0.50	1	0.07	20	1.40
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)

CLUB DE AJEDREZ CHILE - IRT 1 ESCALERILLA 2018			Santiago		CHI	2018-08-26
Rc	Ro			w	n	change	K	*Kchg**	Game
1688	1828			2.50	6	-1.41	20	-28.20

Macias Araya, Javier		1428 *	CHI	1.00	1	0.08	20	1.60
Ginnari Vasquez, Miguel Alejandro		2067	VEN	0.00	1	-0.20	20	-4.00
Campos Zambrano, Alexis Andres		1637	CHI	0.00	1	-0.75	20	-15.00
Castro Pino, Alexis Eugenio		1428 *	CHI	1.00	1	0.08	20	1.60
Duran Serra, Alonso		1673	CHI	0.50	1	-0.21	20	-4.20
Bulgarini Torre, Marco		1895	CHI	0.00	1	-0.41	20	-8.20
* 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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