Alahakoon, T N January 2018 FIDE Individual Chess Calculations

Individual Calculations January 2018

Alahakoon, T N Total change: 11.60

Sri Lanka Inter Club B Chess Championship 2017			Colombo		SRI	2017-12-01
Rc	Ro			w	n	change	K	*Kchg**	Game
1714	1735			2.00	4	-0.04	20	-0.80

Katugampola, A H		1409	SRI	1.00	1	0.13	20	2.60
Sachintha, H G Sahan		1835	SRI	1.00	1	0.64	20	12.80
Bandara, Dhanushka		1807	SRI	0.00	1	-0.40	20	-8.00
Jayasinghe, Keeth M S		1803	SRI	0.00	1	-0.41	20	-8.20
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)

3rd Kolonnawa International Rating Chess Championship 2017			Colombo		SRI	2017-12-12
Rc	Ro			w	n	change	K	*Kchg**	Game
1585	1735			6.00	8	0.62	20	12.40

Ponnamperuma, Weraka Vasath		1335 *	SRI	1.00	1	0.08	20	1.60
Hetti Arachchige, Thisumi S		1335 *	SRI	1.00	1	0.08	20	1.60
Tourkine, N		1461	FRA	1.00	1	0.17	20	3.40
Weerawardane, Romesh	m	2111	SRI	0.00	1	-0.09	20	-1.80
Kiriella, K G Gimantha Gayasha		1404	SRI	1.00	1	0.12	20	2.40
Samarakoon, Hevidu		1499	SRI	1.00	1	0.20	20	4.00
Liyanage, Ranindu Dilshan	c	2016	SRI	0.50	1	0.34	20	6.80
Vidyarathna, Anjitha		1518	SRI	0.50	1	-0.28	20	-5.60
* 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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