Tzidkiya, Yeshaayahu May 2021 FIDE Individual Chess Calculations

Individual Calculations May 2021

Tzidkiya, Yeshaayahu Total change: 27.80

Israeli youth league playoffs stage 2			Various		ISR	2021-04-08
Rc	Ro			w	n	change	K	*Kchg**	Game
2270	2375			2.00	2	0.74	20	14.80

Rozen, Eytan	m	2386	ISR	1.00	1	0.52	20	10.40
Gabizon, Eyal		2153	ISR	1.00	1	0.22	20	4.40
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)

Elitzur GM Winter 2020 A Stage 2			Petah Tikva		ISR	2021-04-11
Rc	Ro			w	n	change	K	*Kchg**	Game
2435	2375			0.50	2	-0.33	20	-6.60

Flom, Gabriel	g	2483	FRA	0.00	1	-0.35	20	-7.00
Rozen, Eytan	m	2386	ISR	0.50	1	0.02	20	0.40
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)

Israeli national league. Rounds 1-2			Various		ISR	2021-04-22
Rc	Ro			w	n	change	K	*Kchg**	Game
2367	2375			2.00	2	0.98	20	19.60

Nedobora, Mikhail	m	2351	UKR	1.00	1	0.47	20	9.40
Bitensky, Igor	m	2383	ISR	1.00	1	0.51	20	10.20
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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