Costa, Joao Carlos Sequeira Da July 2009 FIDE Individual Chess Calculations

Individual Calculations July 2009

Costa, Joao Carlos Sequeira Da Total change: -27.60

51º Campeonato Nacional por Equipas 3ª Divisão - Série A			various		POR	2009-03-01
Rc	Ro			w	n	change	K	*Kchg**	Game
1602	1618			0.50	3	-1.06	15	-15.90

Simoes, Miguel Guilherme Linhas		1652	POR	0.00	1	-0.45	15	-6.75
Gomes, Rui Pedro		1575	POR	0.00	1	-0.56	15	-8.40
Gabriel, Agna Solange Videira		1580	POR	0.50	1	-0.05	15	-0.75
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)

Distrital de Braga - preliminar de Urgeses			Guimaraes		POR	2009-03-06
Rc	Ro			w	n	change	K	*Kchg**	Game
1601	1618			0.50	2	-0.55	15	-8.25

Mano, Alexandre		1574	POR	0.50	1	-0.06	15	-0.90
Machado, Carlos		1628	POR	0.00	1	-0.49	15	-7.35
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)

CN Sub-16			Albufeira		POR	2009-03-29
Rc	Ro			w	n	change	K	*Kchg**	Game
1723	1618			0.50	2	-0.23	15	-3.45

Ribeiro, Joao Pedro Costa		1621	POR	0.50	1	0.00	15	0.00
Martins, Joao Pedro Godinho		1825	POR	0.00	1	-0.23	15	-3.45
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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