Barsky, Sam November 2009 FIDE Individual Chess Calculations

Individual Calculations November 2009

Barsky, Sam Total change: -17.55

41st Annual Atlantic Open			Washington DC		USA	2009-08-28
Rc	Ro			w	n	change	K	*Kchg**	Game
2126	2087			0.00	1	-0.45	15	-6.75

Most, Eric M		2126	USA	0.00	1	-0.45	15	-6.75
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)

131st Annual NY State Championship			Albany, New York		USA	2009-09-04
Rc	Ro			w	n	change	K	*Kchg**	Game
2155	2091			1.00	3	-0.37	15	-5.55

Frumkin, Edward A		2021	USA	1.00	1	0.40	15	6.00
Benjamin, Joel	g	2491 *	USA	0.00	1	-0.08	15	-1.20
Hiltunen, James		1953	USA	0.00	1	-0.69	15	-10.35
* 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)

New York October Open			New York, New York		USA	2009-10-03
Rc	Ro			w	n	change	K	*Kchg**	Game
2198	2091			0.00	1	-0.35	15	-5.25

Treger, Yefim		2198	USA	0.00	1	-0.35	15	-5.25
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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