Rathnayake, R M M P B November 2023 FIDE Individual Chess Calculations

Individual Calculations November 2023

Rathnayake, R M M P B Total change: -0.40

Sri Lanka Junior National Chess Championship 2023			Kandy		SRI	2023-08-18
Rc	Ro			w	n	change	K	*Kchg**	Game
1174	1271			2.50	5	-0.66	40	-26.40

Fernando, Mayon Dinuth Mindula		1094	SRI	0.50	1	-0.23	40	-9.20
Herath, H M Chamuditha Sasen Band		1066	SRI	0.00	1	-0.76	40	-30.40
Samarathunga, Jasith Pawan		1059	SRI	1.00	1	0.23	40	9.20
Kalhan, S Vojitha		1049	SRI	1.00	1	0.22	40	8.80
Gunawardhana, Devindya Oshini		1603	SRI	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)

Kandy Open International Rating Chess Championships 2023			Kandy		SRI	2023-09-26
Rc	Ro			w	n	change	K	*Kchg**	Game
1259	1271			5.50	9	0.65	40	26.00

Madawala, R M I S B		1087	SRI	0.50	1	-0.24	40	-9.60
Hansana, K V Tharuka		1120	SRI	1.00	1	0.30	40	12.00
Amarasinghe, A A C B	c	1758	SRI	0.00	1	-0.04	40	-1.60
Yapabandara, Y		1095	SRI	1.00	1	0.27	40	10.80
Wickramasuriya, Diheli Sethnara		1092	SRI	1.00	1	0.27	40	10.80
Fonseka, C K D		1617	SRI	0.00	1	-0.11	40	-4.40
Damsara , K D Dineth		1026	SRI	1.00	1	0.20	40	8.00
Diyathma, P M Methuki		1084	SRI	1.00	1	0.26	40	10.40
Gowsalyan, S		1451	SRI	0.00	1	-0.26	40	-10.40
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)

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