Howes, David J February 2023 FIDE Individual Chess Calculations

Individual Calculations February 2023

Howes, David J Total change: 18.20

Coulsdon Chess Dicky White - December			London		ENG	2022-11-28
Rc	Ro			w	n	change	K	*Kchg**	Game
1342	1304			1.00	2	0.10	20	2.00

Smith, Henry		1329	ENG	1.00	1	0.53	20	10.60
Stoneman, Ian D		1355	ENG	0.00	1	-0.43	20	-8.60
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)

Coulsdon Chess Dicky White - January			London		ENG	2023-01-09
Rc	Ro			w	n	change	K	*Kchg**	Game
1349	1323			1.50	2	0.57	20	11.40

Zvaigzne, Janis		1300	ENG	0.50	1	-0.03	20	-0.60
Pratley, Ian		1397	ENG	1.00	1	0.60	20	12.00
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)

Coulsdon Chess Daytime Chess January 2023			Coulsdon		ENG	2023-01-18
Rc	Ro			w	n	change	K	*Kchg**	Game
1229	1323			1.50	2	0.24	20	4.80

Woolley, Michael P		1261	ENG	0.50	1	-0.09	20	-1.80
Fazia, Salvatore		1197	ENG	1.00	1	0.33	20	6.60
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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