Perera, S D Lahiru February 2018 FIDE Individual Chess Calculations

Individual Calculations February 2018

Perera, S D Lahiru Total change: 20.00

Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years			Colombo		SRI	2017-12-27
Rc	Ro			w	n	change	K	*Kchg**	Game
1236	1207			3.50	7	0.21	40	8.40

Perera, Isara Ranmeth		1023	SRI	0.50	1	-0.24	40	-9.60
Thewanjith, M D Movindu		1032	SRI	1.00	1	0.27	40	10.80
Dissanayake, Praveen Manodya		1367	SRI	0.50	1	0.21	40	8.40
Jayawardana, Chenuka Nethvidu		1290	SRI	0.50	1	0.11	40	4.40
Tennakoon, Lisara Samadhith		1291	SRI	0.00	1	-0.38	40	-15.20
Galukagama, G L Dishen Sandaru		1095	SRI	1.00	1	0.35	40	14.00
Dahanayake, Isara Banidu	c	1556	SRI	0.00	1	-0.11	40	-4.40
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
1495	1207			1.00	4	0.29	40	11.60

Jayaweera, K P C D B		1573	SRI	0.00	1	-0.10	40	-4.00
Nanayakkara, P N J		1304	SRI	1.00	1	0.63	40	25.20
Yatawara, O L B		1607 *	SRI	0.00	1	-0.08	40	-3.20
Fernando, G W Nethmi L		1495	SRI	0.00	1	-0.16	40	-6.40
* 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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