Arkell, Keith C May 2023 FIDE Individual Chess Calculations

Individual Calculations May 2023

Arkell, Keith C Total change: -2.00

Bristol Open Spring Congress - 89th Bristol League Championship			Bristol		ENG	2023-03-31
Rc	Ro			w	n	change	K	*Kchg**	Game
1870	2395			3.50	4	-0.35	10	-3.50

Cave, Iwan		1995 *	ENG	1.00	1	0.08	10	0.80
Ramprasad, Cherupalli		1869	IND	1.00	1	0.03	10	0.30
Shepherd, Tom		1767	ENG	0.50	1	-0.49	10	-4.90
Liu, Tianyi (jack)		1847	ENG	1.00	1	0.03	10	0.30
* 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)

3rd 4NCL Easter Congress Open			Daventry		ENG	2023-04-07
Rc	Ro			w	n	change	K	*Kchg**	Game
2148	2392			5.50	7	0.15	10	1.50

Mikalajunas, Kajus		1992 *	ENG	1.00	1	0.08	10	0.80
Baer, Bruce L		1963	ENG	1.00	1	0.07	10	0.70
Valdepenas Octavio, Javier		2210	ESP	0.50	1	-0.24	10	-2.40
Khoury, Theo		2020	ENG	1.00	1	0.10	10	1.00
Hebden, Mark L	g	2430	ENG	0.50	1	0.05	10	0.50
Davies, Nigel R	g	2381	ENG	0.50	1	-0.02	10	-0.20
Shearsby, Jude		2041	ENG	1.00	1	0.11	10	1.10
* 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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