Ginsburg, Mark September 2021 FIDE Individual Chess Calculations

Individual Calculations September 2021

Ginsburg, Mark Total change: 7.90

4th Annual John T. Irwin National Tournament of Senior State Champions			Cherry Hill, New Jersey		USA	2021-07-31
Rc	Ro			w	n	change	K	*Kchg**	Game
2177	2315			4.00	6	0.03	10	0.30

Carr, Jay A		1915 *	USA	1.00	1	0.08	10	0.80
Levi, Ariel S		2069	USA	1.00	1	0.19	10	1.90
Ferreiro, Roberto	f	2279	CUB	0.50	1	-0.05	10	-0.50
Koganov, Mikhail		2119	USA	0.50	1	-0.25	10	-2.50
Fedorowicz, John P	g	2413	USA	0.50	1	0.13	10	1.30
Enkhbat , Tegshsuren	m	2264	USA	0.50	1	-0.07	10	-0.70
* 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)

PNWCC FIDE OTB - Summer of Seattle			Redmond, WA		USA	2021-08-11
Rc	Ro			w	n	change	K	*Kchg**	Game
2465	2315			3.50	9	0.76	10	7.60

Margvelashvili, Giorgi	g	2523	GEO	0.00	1	-0.23	10	-2.30
Lee, Michael	m	2382	USA	0.50	1	0.09	10	0.90
Stukopin, Andrey	g	2555	RUS	0.00	1	-0.20	10	-2.00
Stearman, Josiah	m	2418	USA	0.50	1	0.14	10	1.40
Maiti, Milind	f	2384	USA	0.50	1	0.10	10	1.00
Liang, Jason	f	2399	USA	0.00	1	-0.38	10	-3.80
He, Anthony Bi	f	2447	USA	0.50	1	0.18	10	1.80
Belous, Vladimir	g	2518	RUS	1.00	1	0.76	10	7.60
Mista, Aleksander	g	2560	POL	0.50	1	0.30	10	3.00
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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