Kelaidis, Georgios April 2009 FIDE Individual Chess Calculations

Individual Calculations April 2009

Kelaidis, Georgios Total change: -17.75

Bikou Cup 1st Division			Attica - Local Clubs		GRE	2008-11-16
Rc	Ro			w	n	change	K	*Kchg**	Game
1980	1974			0.00	2	-0.99	25	-24.75

Lakafosis, Ioannis		1887	GRE	0.00	1	-0.62	25	-15.50
Koerant, Filipos		2072	GRE	0.00	1	-0.37	25	-9.25
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)

2009 Attica teams Ch. B div. stage 1 - Group 2			Attica		GRE	2009-01-18
Rc	Ro			w	n	change	K	*Kchg**	Game
2255	1974			0.00	2	-0.34	25	-8.50

Grigoriadis, Alexandros	m	2324	GRE	0.00	1	-0.11	25	-2.75
Panagiotopoulos, Alexandros		2185	GRE	0.00	1	-0.23	25	-5.75
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)

2009 Attica teams Ch. B div. stage 2 - Group 2			Attica		GRE	2009-01-18
Rc	Ro			w	n	change	K	*Kchg**	Game
1834	1974			2.00	2	0.62	25	15.50

Volis, Vasilios		1848	GRE	1.00	1	0.33	25	8.25
Kosmas, Hristos		1819	GRE	1.00	1	0.29	25	7.25
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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