Vidyarathna, W H S January 2018 FIDE Individual Chess Calculations

Individual Calculations January 2018

Vidyarathna, W H S Total change: 26.80

9th Ethugalpura International Rating Chess Championship 2017				Kurunegala		SRI	2017-12-06
Rc	Ro				w	n	change	K	*Kchg**	Game
1339	1107				2.50	6	1.20	40	48.00

Chandrasekara, C M L R B			1441	SRI	0.50	1	0.38	40	15.20
Mapa, M M W H			1290	SRI	1.00	1	0.74	40	29.60
Abeysinghe, H M H Janandani			1456	SRI	0.00	1	-0.11	40	-4.40
Kahandawala, K O A			1226	SRI	0.50	1	0.16	40	6.40
Pelagewatta , T P			1307	SRI	0.00	1	-0.24	40	-9.60
Dissanayaka, Yadeesha Rashmane	c		1315	SRI	0.50	1	0.27	40	10.80
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)

3rd Kolonnawa International Rating Chess Championship 2017				Colombo		SRI	2017-12-12
Rc	Ro				w	n	change	K	*Kchg**	Game
1311	1107				0.50	4	-0.53	40	-21.20

Theekshana, H G Denuwan			1507 *	SRI	0.00	1	-0.08	40	-3.20
Nabil Nazar, Mohamed			1268	SRI	0.50	1	0.21	40	8.40
Akasha, J P Vihanga			1219	SRI	0.00	1	-0.35	40	-14.00
Pallie, Ehsha Mishela		wc	1249	SRI	0.00	1	-0.31	40	-12.40
* 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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