Alfven, Jorgen December 2023 FIDE Individual Chess Calculations

Individual Calculations December 2023

Alfven, Jorgen Total change: -9.40

Vaggeryds KM 2023 Nimzowitsch R12			Vaggeryd		SWE	2023-10-12
Rc	Ro			w	n	change	K	*Kchg**	Game
1532	1766			1.50	2	-0.08	20	-1.60

Lindberg, Torbjorn		1571	SWE	0.50	1	-0.25	20	-5.00
Dujmovic, Simun		1493	SWE	1.00	1	0.17	20	3.40
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)

Hostturneringen JSS 2023 grp A R234			Jonkoping		SWE	2023-10-31
Rc	Ro			w	n	change	K	*Kchg**	Game
2018	1766			0.00	2	-0.41	20	-8.20

Persson, Ulf		1917	SWE	0.00	1	-0.30	20	-6.00
Miskulin, Dennis		2119	SWE	0.00	1	-0.11	20	-2.20
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)

Allsv Div III 4 2023-24 5 R2			Sweden		SWE	2023-11-19
Rc	Ro			w	n	change	K	*Kchg**	Game
1789	1772			0.50	1	0.02	20	0.40

Andren, Patrik		1789	SWE	0.50	1	0.02	20	0.40
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)

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