Siyambalapitiya, S V D S February 2019 FIDE Individual Chess Calculations

Individual Calculations February 2019

Siyambalapitiya, S V D S Total change: -50.40

Sri Lanka National Youth Chess Championship 2018 Under - 13 years Girls			Colombo		SRI	2018-12-27
Rc	Ro			w	n	change	K	*Kchg**	Game
1166	1221			3.00	6	-0.43	40	-17.20

Rathnayake, R M D S		1097	SRI	1.00	1	0.33	40	13.20
Subasinghe, S M T D		1091	SRI	1.00	1	0.32	40	12.80
Dassanayake, Tharusha Samadhi		1328	SRI	0.00	1	-0.35	40	-14.00
Samarasinghe, Minuthi Yashodhya		1116	SRI	1.00	1	0.36	40	14.40
Seneka, M W Thenumi		1333	SRI	0.00	1	-0.35	40	-14.00
Thennakoon, Rumethma		1033	SRI	0.00	1	-0.74	40	-29.60
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)

7th Kaluthara Chess Festival 2019			Kaluthara		SRI	2019-01-11
Rc	Ro			w	n	change	K	*Kchg**	Game
1444	1218			0.00	3	-0.83	40	-33.20

Weerakoon, D D P		1618 *	SRI	0.00	1	-0.08	40	-3.20
De Silva, Osheen		1618 *	SRI	0.00	1	-0.08	40	-3.20
Gamage, A G R Ruwanmith		1095	SRI	0.00	1	-0.67	40	-26.80
* 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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