Jayaweera Gamage, Disindu Hansad March 2018 FIDE Individual Chess Calculations

Individual Calculations March 2018

Jayaweera Gamage, Disindu Hansad Total change: 48.40

Kaluthara International Chess Festival 2018			Kaluthara		SRI	2018-01-27
Rc	Ro			w	n	change	K	*Kchg**	Game
1427	1191			2.50	5	1.43	40	57.20

Gamage, Yasasmi Umarusiru		1348	SRI	1.00	1	0.71	40	28.40
Perera, D Upashan L		1528	SRI	0.00	1	-0.12	40	-4.80
Bentharaarachchi, Vinuga Ometh		1333	SRI	0.50	1	0.19	40	7.60
Abhimanyu, Iraja		1466	SRI	0.50	1	0.33	40	13.20
Jayanka, L P P R		1458	SRI	0.50	1	0.32	40	12.80
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)

Sri Lanka National (Major Division) Chess Championship 2018 - Colombo Event			Colombo		SRI	2018-02-13
Rc	Ro			w	n	change	K	*Kchg**	Game
1289	1219			2.00	5	-0.22	40	-8.80

Chandrasiri, Vajira Saroj		1619 *	SRI	0.00	1	-0.08	40	-3.20
Sivakanthan, Sujan		1084	SRI	1.00	1	0.32	40	12.80
Rodrigo, W Janith Dishan Loshana		1040	SRI	1.00	1	0.27	40	10.80
Perera, D Upashan L		1577	SRI	0.00	1	-0.10	40	-4.00
Ranasinghe, Thinuga Devanjith		1126	SRI	0.00	1	-0.63	40	-25.20
* Rating difference of more than 400. Please read more at FIDE Handbook
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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