Martins, Joao Luis Meireles Da March 2010 FIDE Individual Chess Calculations

Individual Calculations March 2010

Martins, Joao Luis Meireles Da Total change: -58.35

Campeonato do Porto Jovens Apuramento 2010 - Sub-20			Porto		POR	2009-12-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1489	1621			0.50	3	-1.53	25	-38.25

Vieira, Jose Pedro		1445	POR	0.50	1	-0.23	25	-5.75
Andrade, Nuno Filipe		1516	POR	0.00	1	-0.64	25	-16.00
Maio, Nuno		1505	POR	0.00	1	-0.66	25	-16.50
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)

NOTE: K factor changed
Open Internacional de Xadrez "Cidade de Mirandela"			Mirandela		POR	2009-12-26
Rc	Ro			w	n	change	K	*Kchg**	Game
1656	1621			1.50	6	-1.34	15	-20.10

Spraggett, Kevin Barry	g	2021 *	CAN	0.00	1	-0.08	15	-1.20
Ferreira, Susana Carolina G		1685	POR	0.00	1	-0.41	15	-6.15
Aguiar, Marta Cristina Neves		1422	POR	0.50	1	-0.26	15	-3.90
Ferreira, Beatriz Oliveira		1453	POR	1.00	1	0.28	15	4.20
Santos, Ines Sofia Oliveira Li		1505	POR	0.00	1	-0.66	15	-9.90
Ferreira, Miguel Fernandes S		1851	POR	0.00	1	-0.21	15	-3.15
* 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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