Nanayakkara, Sanuk February 2023 FIDE Individual Chess Calculations

Individual Calculations February 2023

Nanayakkara, Sanuk Total change: 48.00

Ethugalpura Open International Rating Chess Championships 2022				Kurunegala		SRI	2022-12-20
Rc	Ro				w	n	change	K	*Kchg**	Game
1055	1240				1.50	3	-0.71	40	-28.40

Hansara, W P Sandith			1028	SRI	1.00	1	0.23	40	9.20
Dewnith, M M Methopa			1016	SRI	0.50	1	-0.28	40	-11.20
Welege , Imantha Lakshan			1121	SRI	0.00	1	-0.66	40	-26.40
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)

Kandy Open International Rating Chess Championships 2022				Kandy		SRI	2022-12-27
Rc	Ro				w	n	change	K	*Kchg**	Game
1306	1240				1.50	5	-0.98	40	-39.20

Alahakoon, Isuru	f		1925	SRI	0.00	1	-0.01	40	-0.40
Thenujan, M			1020	SRI	0.00	1	-0.78	40	-31.20
Harischandra, Waruni Laknadee			1037	SRI	0.50	1	-0.26	40	-10.40
Mayadunna, D Thimesh			1027	SRI	1.00	1	0.23	40	9.20
Pallie, Ehsha Mishela		wc	1521	SRI	0.00	1	-0.16	40	-6.40
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)

Kaluthara International Chess Festival 2023				Kaluthara		SRI	2023-01-20
Rc	Ro				w	n	change	K	*Kchg**	Game
1539	1240				4.00	7	2.89	40	115.60

Madusanka, L D P			1647	SRI	1.00	1	0.92	40	36.80
Kulathilake, S M M P			1461	SRI	0.00	1	-0.22	40	-8.80
Deshappriya, D Kalindu			1486	SRI	0.50	1	0.31	40	12.40
Madushanka, Harsha			1691	SRI	0.50	1	0.44	40	17.60
Sooriyaarachchi, Isuru Madusha			1503	SRI	1.00	1	0.82	40	32.80
Gunaweera, Geenuka Kavinu			1464	SRI	0.50	1	0.28	40	11.20
Askey, Roshell Nathasha			1519	SRI	0.50	1	0.34	40	13.60
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)

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