Stefansson, Vignir Vatnar December 2022 FIDE Individual Chess Calculations

Individual Calculations December 2022

Stefansson, Vignir Vatnar Total change: -10.90

Uppsala Young Champions 2022			Uppsala		SWE	2022-10-28
Rc	Ro			w	n	change	K	*Kchg**	Game
2307	2471			5.50	9	-0.64	10	-6.40

Johansson, William 2007		1986	SWE	1.00	1	0.04	10	0.40
Trost, Edvin	f	2347	SWE	0.50	1	-0.17	10	-1.70
Ostlund, Joar	c	2256	SWE	1.00	1	0.23	10	2.30
Reimegard, Emil		2071 *	SWE	1.00	1	0.08	10	0.80
Sonis, Francesco	g	2531	ITA	0.00	1	-0.42	10	-4.20
Abdrlauf, Elham	m	2495	NOR	0.00	1	-0.47	10	-4.70
Briem, Benedikt		2208	ISL	1.00	1	0.18	10	1.80
Sorensen, Hampus	m	2420	SWE	0.50	1	-0.07	10	-0.70
Kaasen, Tor Fredrik	m	2445	NOR	0.50	1	-0.04	10	-0.40
* 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)

Skakthing Kopavogs 2022 - Round 4-7			Kopavogur		ISL	2022-11-18
Rc	Ro			w	n	change	K	*Kchg**	Game
2261	2469			2.50	4	-0.45	10	-4.50

Ragnarsson, Dagur	f	2349	ISL	0.50	1	-0.16	10	-1.60
Kjartansson, Gudmundur	g	2452	ISL	0.50	1	-0.02	10	-0.20
Gudmundsson, Gunnar Erik		2069 *	ISL	1.00	1	0.08	10	0.80
Briem, Benedikt		2175	ISL	0.50	1	-0.35	10	-3.50
* 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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