Abeysekera, Bises Oneja July 2022 FIDE Individual Chess Calculations

Individual Calculations July 2022

Abeysekera, Bises Oneja Total change: -6.80

Sri Lanka National Youth Chess Championship 2022 - Under 16 Open			Colombo		SRI	2022-05-26
Rc	Ro			w	n	change	K	*Kchg**	Game
1343	1121			1.00	3	0.24	40	9.60

Gunathilake, M D Vinuda Shenal		1551	SRI	0.00	1	-0.07	40	-2.80
Rathnayaka, Minaga Yethmin		1211	SRI	0.00	1	-0.38	40	-15.20
Edirisinghe, E D Hansana		1266	SRI	1.00	1	0.69	40	27.60
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)

Sri Lanka National Youth Under 18 Years (Open) Chess Championships 2022 - Finals			Colombo		SRI	2022-06-03
Rc	Ro			w	n	change	K	*Kchg**	Game
1410	1103			0.50	5	-0.41	40	-16.40

Weerathungalage, W D Malisha Sasv		1458	SRI	0.50	1	0.39	40	15.60
Wiratunga, Jenith		1709	SRI	0.00	1	-0.02	40	-0.80
Jayasundara, J M Daham V		1408	SRI	0.00	1	-0.14	40	-5.60
Hemachandra, D K S Sethmika		1278	SRI	0.00	1	-0.27	40	-10.80
Perera, G Thinuka Geethula		1198	SRI	0.00	1	-0.37	40	-14.80
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)

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