Kotalawala, Vinodh September 2015 FIDE Individual Chess Calculations

Individual Calculations September 2015

Kotalawala, Vinodh Total change: 72.80

Mercantile / Government Services International Rating Chess Championship 2015				Colombo		SRI	2015-07-29
Rc	Ro				w	n	change	K	*Kchg**	Game
1867	1617				3.00	4	2.18	20	43.60

Koggala, W S V K			2012	SRI	0.00	1	-0.08	20	-1.60
Senanayake, P R		wf	1771	SRI	1.00	1	0.71	20	14.20
Desilva, T			1931	SRI	1.00	1	0.86	20	17.20
Withanage, Nishantha			1755	SRI	1.00	1	0.69	20	13.80
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 Open Chess Championship 2015				Colombo		SRI	2015-08-20
Rc	Ro				w	n	change	K	*Kchg**	Game
1537	1617				5.50	7	1.46	20	29.20

Sanudula, K M Dahamdi			1217 *	SRI	1.00	1	0.08	20	1.60
Perera, D Upashan L			1217 *	SRI	1.00	1	0.08	20	1.60
Amarasinghe, A A C B			1859	SRI	0.00	1	-0.20	20	-4.00
Jayawardana, Lasal			1342	SRI	1.00	1	0.17	20	3.40
Jayasekera, Himasha Dulanji		wc	1405	SRI	1.00	1	0.23	20	4.60
Prabajith, Asela			1832	SRI	1.00	1	0.77	20	15.40
Randil, Lakshitha			1887	SRI	0.50	1	0.33	20	6.60
* 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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