Halkias, Stelios September 2011 FIDE Individual Chess Calculations

Individual Calculations September 2011

Halkias, Stelios Total change: -9.50

29th Greek Team Cup - Tie Breaks				Local Clubs		GRE	2011-06-12
Rc	Ro				w	n	change	K	*Kchg**	Game
2372	2602				1.00	2	-0.54	10	-5.40

Koukoufikis, Alexandros			2258	GRE	1.00	1	0.12	10	1.20
Antic, Dejan	g		2486	SRB	0.00	1	-0.66	10	-6.60
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)

39th National Team Championship of A' Category				Eretria		GRE	2011-07-03
Rc	Ro				w	n	change	K	*Kchg**	Game
2399	2600				3.50	4	0.52	10	5.20

Aggelis, Nikolaos	f		2294	GRE	1.00	1	0.14	10	1.40
Sedlak, Nikola	g		2580	SRB	0.50	1	-0.03	10	-0.30
Argiroudis, Stamatis			2308	GRE	1.00	1	0.15	10	1.50
Kofidis, Andreas	m		2415	GRE	1.00	1	0.26	10	2.60
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)

20th International Open of Kavala 2011 - A' Group				Kavala		GRE	2011-07-30
Rc	Ro				w	n	change	K	*Kchg**	Game
2372	2600				6.00	9	-0.93	10	-9.30

Aftsoglou, Ioannis			2200 *	GRE	1.00	1	0.08	10	0.80
Galopoulos, Nikolaos			2327	GRE	0.50	1	-0.33	10	-3.30
Kanmazalp, Ogulcan	m		2412	TUR	1.00	1	0.26	10	2.60
Socko, Monika	g	wg	2490	POL	0.50	1	-0.15	10	-1.50
Margvelashvili, Giorgi	g		2525	GEO	0.50	1	-0.10	10	-1.00
Zarkua, Davit			2433	GEO	0.50	1	-0.22	10	-2.20
Atalik, Ekaterina	m	wg	2436	TUR	0.00	1	-0.72	10	-7.20
Ketzetzis, Georgios			2200 *	GRE	1.00	1	0.08	10	0.80
Raeva, Elitsa		wm	2324	BUL	1.00	1	0.17	10	1.70
* 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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