Mirjavadi, Sarieh Sadat April 2023 FIDE Individual Chess Calculations

Individual Calculations April 2023

Mirjavadi, Sarieh Sadat Total change: -15.60

Markazi U10 Girls Chess Championship			Markazi		IRI	2023-03-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1070	1059			0.50	1	0.02	40	0.80

Kosari, Sarina		1070	IRI	0.50	1	0.02	40	0.80
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)

PhileKhoob League 2022 Round 8-9			Markazi		IRI	2023-03-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1392	1059			0.00	1	-0.12	40	-4.80

Naghikhani, Mohammad		1392	IRI	0.00	1	-0.12	40	-4.80
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)

7th Khavaran Standard International (B Category :Rating Under 1800)			Birjand		IRI	2023-03-25
Rc	Ro			w	n	change	K	*Kchg**	Game
1364	1059			0.00	2	-0.29	40	-11.60

Tayerani, Ali		1412	IRI	0.00	1	-0.11	40	-4.40
Arkak, Mohammad Taha		1316	IRI	0.00	1	-0.18	40	-7.20
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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