Perera, G Thinuka Geethula February 2023 FIDE Individual Chess Calculations

Individual Calculations February 2023

Perera, G Thinuka Geethula Total change: 261.03

Ethugalpura Open International Rating Chess Championships 2022				Kurunegala		SRI	2022-12-20
Rc	Ro				w	n	change	K	*Kchg**	Game
1389	1174				3.50	6	2.02	33	66.66

Insara, S D Nadev			1455	SRI	0.00	1	-0.16	33	-5.28
Tennakoon, I L K			1463	SRI	1.00	1	0.84	33	27.72
Suranjith, K W A			1547	SRI	0.00	1	-0.10	33	-3.30
Nuwarapaksha, N P M Lakvindu			1077	SRI	1.00	1	0.37	33	12.21
Rathnayaka, Minaga Yethmin			1420	SRI	0.50	1	0.31	33	10.23
Chandrasiri, P K			1374	SRI	1.00	1	0.76	33	25.08
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)

Kandy Open International Rating Chess Championships 2022				Kandy		SRI	2022-12-27
Rc	Ro				w	n	change	K	*Kchg**	Game
1488	1174				4.50	6	3.66	33	120.78

Hemachandra, P R T M			1505	SRI	0.50	1	0.38	33	12.54
Alwela, Senuja Thimeth			1454	SRI	1.00	1	0.84	33	27.72
Kulathilake, S M M P			1461	SRI	0.50	1	0.34	33	11.22
Karunarathne, K M H B			1610	SRI	0.50	1	0.44	33	14.52
Morais, Sanithu Leander Pamudith			1433	SRI	1.00	1	0.82	33	27.06
Tennakoon, I L K			1463	SRI	1.00	1	0.84	33	27.72
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)

Colombo District Youth Chess Championships 2023 - Under 18				Dehiwala		SRI	2023-01-06
Rc	Ro				w	n	change	K	*Kchg**	Game
1312	1174				2.00	3	0.98	33	32.34

Laksiri, A A Kavishka Gimshan			1517	SRI	0.00	1	-0.12	33	-3.96
Sandesh, Sithika			1206	SRI	1.00	1	0.54	33	17.82
Hendavitharana, D S			1214	SRI	1.00	1	0.56	33	18.48
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)

Kaluthara International Chess Festival 2023				Kaluthara		SRI	2023-01-20
Rc	Ro				w	n	change	K	*Kchg**	Game
1520	1174				2.00	6	1.25	33	41.25

Deshappriya, D Kalindu			1486	SRI	0.50	1	0.36	33	11.88
Madushanka, Harsha			1691	SRI	0.00	1	-0.04	33	-1.32
Kodikara, K K M Sachintha		wf	1545	SRI	0.50	1	0.40	33	13.20
Wickramasinghe, V W A Vinuda Vidm			1422	SRI	1.00	1	0.81	33	26.73
Gnanaseelan, Jude Dorison			1445	SRI	0.00	1	-0.17	33	-5.61
Weerathungalage, W D Malisha Sasv			1529	SRI	0.00	1	-0.11	33	-3.63
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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