Devnaka, Chamin February 2018 FIDE Individual Chess Calculations

Individual Calculations February 2018

Devnaka, Chamin Total change: 68.00

Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years			Colombo		SRI	2017-12-27
Rc	Ro			w	n	change	K	*Kchg**	Game
1387	1238			3.00	6	1.02	40	40.80

Dissanayake, Manusha Dinuk		1548	SRI	0.50	1	0.36	40	14.40
Malwathugoda, H M C B		1302	SRI	1.00	1	0.59	40	23.60
Gunasekara, W A N Senpathi		1584	SRI	0.00	1	-0.11	40	-4.40
Rashmitha, G Malshan Chamika		1020	SRI	1.00	1	0.22	40	8.80
Gamage, Ovin Vidmal		1568	SRI	0.00	1	-0.12	40	-4.80
Perera, D G D Y Adeekshana		1297	SRI	0.50	1	0.08	40	3.20
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)

22nd Battle of the Kings Inter School Team Chess Championship 2018			Colombo		SRI	2018-01-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1596	1238			1.00	3	0.68	40	27.20

Withanage, Lakindu		1585	SRI	0.50	1	0.39	40	15.60
Gamage, Chathulanka		1638 *	SRI	0.50	1	0.42	40	16.80
Dahanayake, Kalindu		1564	SRI	0.00	1	-0.13	40	-5.20
* 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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